RHSA-2026:39023
Vulnerability from csaf_redhat - Published: 2026-07-13 19:09 - Updated: 2026-09-07 23:33Summary
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
Severity
Moderate
Notes
Topic: An update for Red Hat Hardened Images RPMs is now available.
Details: This update includes the following RPMs:
sqlite:
* lemon-3.53.3-1.hum1 (aarch64, x86_64)
* sqlite-3.53.3-1.hum1 (aarch64, x86_64)
* sqlite-analyzer-3.53.3-1.hum1 (aarch64, x86_64)
* sqlite-debug-3.53.3-1.hum1 (aarch64, x86_64)
* sqlite-devel-3.53.3-1.hum1 (aarch64, x86_64)
* sqlite-doc-3.53.3-1.hum1 (noarch)
* sqlite-libs-3.53.3-1.hum1 (aarch64, x86_64)
* sqlite-tcl-3.53.3-1.hum1 (aarch64, x86_64)
* sqlite-tools-3.53.3-1.hum1 (aarch64, x86_64)
* sqlite-3.53.3-1.hum1.src (src)
Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
A flaw was found in SQLite. The Session Extension in SQLite is vulnerable to a NULL pointer dereference. A remote attacker could exploit this by supplying a specially crafted, malformed changeset blob. This could lead to a denial of service, making the application unavailable to legitimate users.
5.5 (Medium)
Affected products
Fixed
4 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: Red Hat Hardened Images:sqlite-main@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:sqlite-main@noarch | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:sqlite-main@src | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:sqlite-main@x86_64 | — |
Vendor Fix
fix
Workaround
|
Threats
Impact
Moderate
References
12 references
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"text": "This update includes the following RPMs:\n\nsqlite:\n * lemon-3.53.3-1.hum1 (aarch64, x86_64)\n * sqlite-3.53.3-1.hum1 (aarch64, x86_64)\n * sqlite-analyzer-3.53.3-1.hum1 (aarch64, x86_64)\n * sqlite-debug-3.53.3-1.hum1 (aarch64, x86_64)\n * sqlite-devel-3.53.3-1.hum1 (aarch64, x86_64)\n * sqlite-doc-3.53.3-1.hum1 (noarch)\n * sqlite-libs-3.53.3-1.hum1 (aarch64, x86_64)\n * sqlite-tcl-3.53.3-1.hum1 (aarch64, x86_64)\n * sqlite-tools-3.53.3-1.hum1 (aarch64, x86_64)\n * sqlite-3.53.3-1.hum1.src (src)",
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"title": "Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update",
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"vulnerabilities": [
{
"cve": "CVE-2026-50812",
"cwe": {
"id": "CWE-476",
"name": "NULL Pointer Dereference"
},
"discovery_date": "2026-07-08T18:01:14.670052+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2498173"
}
],
"notes": [
{
"category": "description",
"text": "A flaw was found in SQLite. The Session Extension in SQLite is vulnerable to a NULL pointer dereference. A remote attacker could exploit this by supplying a specially crafted, malformed changeset blob. This could lead to a denial of service, making the application unavailable to legitimate users.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "sqlite: SQLite: Denial of Service via malformed changeset in Session Extension",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This flaw affects SQLite\u0027s optional Session Extension, which provides changeset-based change tracking and is not enabled in all SQLite builds. When an application applies a malformed changeset with sqlite3changeset_apply_v3() (or the related sqlite3changeset_apply() functions), a corrupt entry can cause the function to reach an internal value pointer that has not been set, resulting in a crash. Only applications that build SQLite with the Session Extension enabled and that apply changesets from untrusted sources are affected. A fixed release of SQLite (3.53.2 and later) is available upstream.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"Red Hat Hardened Images:sqlite-main@aarch64",
"Red Hat Hardened Images:sqlite-main@noarch",
"Red Hat Hardened Images:sqlite-main@src",
"Red Hat Hardened Images:sqlite-main@x86_64"
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"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2026-50812"
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{
"category": "external",
"summary": "RHBZ#2498173",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2498173"
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{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2026-50812",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-50812"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2026-50812",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-50812"
},
{
"category": "external",
"summary": "https://gist.github.com/junius-sec/bb556f333957c5226dede314db0e9e91",
"url": "https://gist.github.com/junius-sec/bb556f333957c5226dede314db0e9e91"
},
{
"category": "external",
"summary": "https://github.com/sqlite/sqlite/commit/b869ed6b067d623cb1383549f2a18aa35508385d",
"url": "https://github.com/sqlite/sqlite/commit/b869ed6b067d623cb1383549f2a18aa35508385d"
},
{
"category": "external",
"summary": "https://sqlite.org/src/info/e807d4e3798efd53",
"url": "https://sqlite.org/src/info/e807d4e3798efd53"
}
],
"release_date": "2026-07-08T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2026-07-13T19:09:54+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\nhttps://images.redhat.com/",
"product_ids": [
"Red Hat Hardened Images:sqlite-main@aarch64",
"Red Hat Hardened Images:sqlite-main@noarch",
"Red Hat Hardened Images:sqlite-main@src",
"Red Hat Hardened Images:sqlite-main@x86_64"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2026:39023"
},
{
"category": "workaround",
"details": "Applications that use the SQLite Session Extension should only apply changesets received from trusted, authenticated sources, and should validate changeset input before passing it to sqlite3changeset_apply() or sqlite3changeset_apply_v3(). Where practical, rebuild SQLite with a version that includes the upstream fix (3.53.2 or later).",
"product_ids": [
"Red Hat Hardened Images:sqlite-main@aarch64",
"Red Hat Hardened Images:sqlite-main@noarch",
"Red Hat Hardened Images:sqlite-main@src",
"Red Hat Hardened Images:sqlite-main@x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"Red Hat Hardened Images:sqlite-main@aarch64",
"Red Hat Hardened Images:sqlite-main@noarch",
"Red Hat Hardened Images:sqlite-main@src",
"Red Hat Hardened Images:sqlite-main@x86_64"
]
}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "sqlite: SQLite: Denial of Service via malformed changeset in Session Extension"
}
]
}
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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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