SUSE-SU-2026:22940-1
Vulnerability from csaf_suse - Published: 2026-07-25 17:15 - Updated: 2026-09-16 20:08Summary
Security update for libssh
Severity
Moderate
Notes
Title of the patch: Security update for libssh
Description of the patch: This update for libssh fixes the following issues:
- CVE-2026-15370: stack buffer overflow in SFTP server longname construction (bsc#1272162).
- CVE-2026-59843: denial of service via zero advertised channel packet size (bsc#1272164).
- CVE-2026-59844: denial of service via oversized SFTP read length (bsc#1272165).
- CVE-2026-59845: denial of service via unchecked ProxyCommand fork() failure (bsc#1272166).
- CVE-2026-59846: information disclosure via ProxyCommand %r username expansion (bsc#1272167).
- CVE-2026-59847: integrity downgrade via OpenSSL AES-GCM tag verification (bsc#1272168).
- CVE-2026-59848: denial of service via SFTP responses with unknown request IDs (bsc#1272169).
- CVE-2026-59849: denial of service via automatic certificate authentication loop (bsc#1272170).
- CVE-2026-59850: use-after-free via data callbacks on closed channels (bsc#1272171).
Changes for libssh:
- Update to 0.11.5:
* Zero-initialize every ssh_string
* Fix compatibility with C23 / gcc16
* Fix multiple memory leaks, null checks, and error checks
* Validate peer public key in DH key exchange
* Avoid remote window overflow
* Avoid off-by-one overflow during kbdint authentication
* Avoid logging uninitialized sequence numbers
* Avoid double conversion of SFTP version number
* Send correct SFTP server version number
* Avoid handling repeated SFTP INIT messages
* Harmonize return values from SFTP server callbacks
- Update %suse_version checks for SLES 16.x (jsc#PED-15815)
Patchnames: SUSE-SL-Micro-6.2-1349
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
6.7 (Medium)
Affected products
Recommended
5 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64 | — |
Vendor Fix
|
Threats
Impact
moderate
6.5 (Medium)
Affected products
Recommended
5 products, the same list as for
CVE-2026-15370
Threats
Impact
moderate
6.5 (Medium)
Affected products
Recommended
5 products, the same list as for
CVE-2026-15370
Threats
Impact
moderate
6.5 (Medium)
Affected products
Recommended
5 products, the same list as for
CVE-2026-15370
Threats
Impact
moderate
Affected products
Recommended
5 products, the same list as for
CVE-2026-15370
Threats
Impact
low
6.5 (Medium)
Affected products
Recommended
5 products, the same list as for
CVE-2026-15370
Threats
Impact
moderate
Affected products
Recommended
5 products, the same list as for
CVE-2026-15370
Threats
Impact
moderate
Affected products
Recommended
5 products, the same list as for
CVE-2026-15370
Threats
Impact
low
4.3 (Medium)
Affected products
Recommended
5 products, the same list as for
CVE-2026-15370
Threats
Impact
moderate
References
40 references
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"text": "This update for libssh fixes the following issues:\n\n- CVE-2026-15370: stack buffer overflow in SFTP server longname construction (bsc#1272162).\n- CVE-2026-59843: denial of service via zero advertised channel packet size (bsc#1272164).\n- CVE-2026-59844: denial of service via oversized SFTP read length (bsc#1272165).\n- CVE-2026-59845: denial of service via unchecked ProxyCommand fork() failure (bsc#1272166).\n- CVE-2026-59846: information disclosure via ProxyCommand %r username expansion (bsc#1272167).\n- CVE-2026-59847: integrity downgrade via OpenSSL AES-GCM tag verification (bsc#1272168).\n- CVE-2026-59848: denial of service via SFTP responses with unknown request IDs (bsc#1272169).\n- CVE-2026-59849: denial of service via automatic certificate authentication loop (bsc#1272170).\n- CVE-2026-59850: use-after-free via data callbacks on closed channels (bsc#1272171).\n\nChanges for libssh:\n\n- Update to 0.11.5:\n\n * Zero-initialize every ssh_string\n * Fix compatibility with C23 / gcc16\n * Fix multiple memory leaks, null checks, and error checks\n * Validate peer public key in DH key exchange\n * Avoid remote window overflow\n * Avoid off-by-one overflow during kbdint authentication\n * Avoid logging uninitialized sequence numbers\n * Avoid double conversion of SFTP version number\n * Send correct SFTP server version number\n * Avoid handling repeated SFTP INIT messages\n * Harmonize return values from SFTP server callbacks\n\n- Update %suse_version checks for SLES 16.x (jsc#PED-15815)\n",
"title": "Description of the patch"
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"url": "https://bugzilla.suse.com/1272171"
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{
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"url": "https://www.suse.com/security/cve/CVE-2026-59845/"
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"url": "https://www.suse.com/security/cve/CVE-2026-59846/"
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"url": "https://www.suse.com/security/cve/CVE-2026-59847/"
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{
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"url": "https://www.suse.com/security/cve/CVE-2026-59850/"
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"title": "Security update for libssh",
"tracking": {
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{
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{
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},
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"relates_to_product_reference": "SUSE Linux Micro 6.2"
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]
},
"vulnerabilities": [
{
"cve": "CVE-2026-15370",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-15370"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. During SFTP server directory listing, the longname field is constructed with unsafe concatenation into a fixed-size stack buffer. When a client causes the server to list attacker-controlled filenames, sufficiently long names can overflow that stack buffer and may lead to crashes or possible code execution on the server.",
"title": "CVE description"
}
],
"product_status": {
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"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
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"url": "https://www.suse.com/security/cve/CVE-2026-15370"
},
{
"category": "external",
"summary": "SUSE Bug 1272162 for CVE-2026-15370",
"url": "https://bugzilla.suse.com/1272162"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
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"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
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"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"products": [
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"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "moderate"
}
],
"title": "CVE-2026-15370"
},
{
"cve": "CVE-2026-59843",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-59843"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSH_MSG_CHANNEL_OPEN, causing later channel writes to loop indefinitely and consume CPU, leading to denial of service.",
"title": "CVE description"
}
],
"product_status": {
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"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2026-59843",
"url": "https://www.suse.com/security/cve/CVE-2026-59843"
},
{
"category": "external",
"summary": "SUSE Bug 1272164 for CVE-2026-59843",
"url": "https://bugzilla.suse.com/1272164"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
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"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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},
"products": [
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"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "moderate"
}
],
"title": "CVE-2026-59843"
},
{
"cve": "CVE-2026-59844",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-59844"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. A remote authenticated client can issue SSH_FXP_READ requests with an arbitrarily large length, causing a libssh SFTP server to allocate excessive memory and potentially exhaust it through repeated requests.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2026-59844",
"url": "https://www.suse.com/security/cve/CVE-2026-59844"
},
{
"category": "external",
"summary": "SUSE Bug 1272165 for CVE-2026-59844",
"url": "https://bugzilla.suse.com/1272165"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "moderate"
}
],
"title": "CVE-2026-59844"
},
{
"cve": "CVE-2026-59845",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-59845"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. When ProxyCommand is used, an unchecked fork() failure can be stored as process ID -1; during cleanup, signals may then be sent across the caller\u0027s accessible process tree, leading to local denial of service.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2026-59845",
"url": "https://www.suse.com/security/cve/CVE-2026-59845"
},
{
"category": "external",
"summary": "SUSE Bug 1272166 for CVE-2026-59845",
"url": "https://bugzilla.suse.com/1272166"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "moderate"
}
],
"title": "CVE-2026-59845"
},
{
"cve": "CVE-2026-59846",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-59846"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2026-59846",
"url": "https://www.suse.com/security/cve/CVE-2026-59846"
},
{
"category": "external",
"summary": "SUSE Bug 1272167 for CVE-2026-59846",
"url": "https://bugzilla.suse.com/1272167"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 3.9,
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
"version": "3.1"
},
"products": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "low"
}
],
"title": "CVE-2026-59846"
},
{
"cve": "CVE-2026-59847",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-59847"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2026-59847",
"url": "https://www.suse.com/security/cve/CVE-2026-59847"
},
{
"category": "external",
"summary": "SUSE Bug 1272168 for CVE-2026-59847",
"url": "https://bugzilla.suse.com/1272168"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L",
"version": "3.1"
},
"products": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "moderate"
}
],
"title": "CVE-2026-59847"
},
{
"cve": "CVE-2026-59848",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-59848"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. A malicious SFTP server can send responses for unknown request IDs that libssh clients keep queued indefinitely, causing unbounded memory growth and client-side denial of service.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2026-59848",
"url": "https://www.suse.com/security/cve/CVE-2026-59848"
},
{
"category": "external",
"summary": "SUSE Bug 1272169 for CVE-2026-59848",
"url": "https://bugzilla.suse.com/1272169"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 3.7,
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
"products": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "moderate"
}
],
"title": "CVE-2026-59848"
},
{
"cve": "CVE-2026-59849",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-59849"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2026-59849",
"url": "https://www.suse.com/security/cve/CVE-2026-59849"
},
{
"category": "external",
"summary": "SUSE Bug 1272170 for CVE-2026-59849",
"url": "https://bugzilla.suse.com/1272170"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 3.1,
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
"products": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "low"
}
],
"title": "CVE-2026-59849"
},
{
"cve": "CVE-2026-59850",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2026-59850"
}
],
"notes": [
{
"category": "general",
"text": "A flaw was found in libssh. If data packets are processed after a channel is closed, channel data callbacks can be invoked after the associated data has already been freed, leading to crashes or possible use-after-free conditions.",
"title": "CVE description"
}
],
"product_status": {
"recommended": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
},
"references": [
{
"category": "external",
"summary": "CVE-2026-59850",
"url": "https://www.suse.com/security/cve/CVE-2026-59850"
},
{
"category": "external",
"summary": "SUSE Bug 1272171 for CVE-2026-59850",
"url": "https://bugzilla.suse.com/1272171"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"version": "3.1"
},
"products": [
"SUSE Linux Micro 6.2:libssh-config-0.11.5-160000.1.1.noarch",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.aarch64",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.ppc64le",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.s390x",
"SUSE Linux Micro 6.2:libssh4-0.11.5-160000.1.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2026-07-25T17:15:12Z",
"details": "moderate"
}
],
"title": "CVE-2026-59850"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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