Vulnerability from csaf_suse
Published
2022-10-04 08:43
Modified
2022-10-04 08:43
Summary
Security update for bind

Notes

Title of the patch
Security update for bind
Description of the patch
This update for bind fixes the following issues: - CVE-2022-2795: Fixed potential performance degredation due to missing database lookup limits when processing large delegations (bsc#1203614). - CVE-2022-38177: Fixed a memory leak that could be externally triggered in the DNSSEC verification code for the ECDSA algorithm (bsc#1203619).
Patchnames
SUSE-2022-3500,SUSE-SLE-SERVER-12-SP2-BCL-2022-3500,SUSE-SLE-SERVER-12-SP3-BCL-2022-3500
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

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         {
            category: "default_component_of",
            full_product_name: {
               name: "bind-chrootenv-9.9.9P1-63.37.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP3-BCL",
               product_id: "SUSE Linux Enterprise Server 12 SP3-BCL:bind-chrootenv-9.9.9P1-63.37.1.x86_64",
            },
            product_reference: "bind-chrootenv-9.9.9P1-63.37.1.x86_64",
            relates_to_product_reference: "SUSE Linux Enterprise Server 12 SP3-BCL",
         },
         {
            category: "default_component_of",
            full_product_name: {
               name: "bind-doc-9.9.9P1-63.37.1.noarch as component of SUSE Linux Enterprise Server 12 SP3-BCL",
               product_id: "SUSE Linux Enterprise Server 12 SP3-BCL:bind-doc-9.9.9P1-63.37.1.noarch",
            },
            product_reference: "bind-doc-9.9.9P1-63.37.1.noarch",
            relates_to_product_reference: "SUSE Linux Enterprise Server 12 SP3-BCL",
         },
         {
            category: "default_component_of",
            full_product_name: {
               name: "bind-libs-9.9.9P1-63.37.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP3-BCL",
               product_id: "SUSE Linux Enterprise Server 12 SP3-BCL:bind-libs-9.9.9P1-63.37.1.x86_64",
            },
            product_reference: "bind-libs-9.9.9P1-63.37.1.x86_64",
            relates_to_product_reference: "SUSE Linux Enterprise Server 12 SP3-BCL",
         },
         {
            category: "default_component_of",
            full_product_name: {
               name: "bind-libs-32bit-9.9.9P1-63.37.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP3-BCL",
               product_id: "SUSE Linux Enterprise Server 12 SP3-BCL:bind-libs-32bit-9.9.9P1-63.37.1.x86_64",
            },
            product_reference: "bind-libs-32bit-9.9.9P1-63.37.1.x86_64",
            relates_to_product_reference: "SUSE Linux Enterprise Server 12 SP3-BCL",
         },
         {
            category: "default_component_of",
            full_product_name: {
               name: "bind-utils-9.9.9P1-63.37.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP3-BCL",
               product_id: "SUSE Linux Enterprise Server 12 SP3-BCL:bind-utils-9.9.9P1-63.37.1.x86_64",
            },
            product_reference: "bind-utils-9.9.9P1-63.37.1.x86_64",
            relates_to_product_reference: "SUSE Linux Enterprise Server 12 SP3-BCL",
         },
      ],
   },
   vulnerabilities: [
      {
         cve: "CVE-2022-2795",
         ids: [
            {
               system_name: "SUSE CVE Page",
               text: "https://www.suse.com/security/cve/CVE-2022-2795",
            },
         ],
         notes: [
            {
               category: "general",
               text: "By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.",
               title: "CVE description",
            },
         ],
         product_status: {
            recommended: [
               "SUSE Linux Enterprise Server 12 SP2-BCL:bind-9.9.9P1-63.37.1.x86_64",
               "SUSE Linux Enterprise Server 12 SP2-BCL:bind-chrootenv-9.9.9P1-63.37.1.x86_64",
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            ],
         },
         references: [
            {
               category: "external",
               summary: "CVE-2022-2795",
               url: "https://www.suse.com/security/cve/CVE-2022-2795",
            },
            {
               category: "external",
               summary: "SUSE Bug 1203614 for CVE-2022-2795",
               url: "https://bugzilla.suse.com/1203614",
            },
            {
               category: "external",
               summary: "SUSE Bug 1205842 for CVE-2022-2795",
               url: "https://bugzilla.suse.com/1205842",
            },
            {
               category: "external",
               summary: "SUSE Bug 1209913 for CVE-2022-2795",
               url: "https://bugzilla.suse.com/1209913",
            },
         ],
         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 Enterprise Server 12 SP2-BCL:bind-chrootenv-9.9.9P1-63.37.1.x86_64",
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                  "SUSE Linux Enterprise Server 12 SP3-BCL:bind-utils-9.9.9P1-63.37.1.x86_64",
               ],
            },
         ],
         scores: [
            {
               cvss_v3: {
                  baseScore: 5.3,
                  baseSeverity: "MEDIUM",
                  vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
                  version: "3.1",
               },
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                  "SUSE Linux Enterprise Server 12 SP3-BCL:bind-utils-9.9.9P1-63.37.1.x86_64",
               ],
            },
         ],
         threats: [
            {
               category: "impact",
               date: "2022-10-04T08:43:39Z",
               details: "moderate",
            },
         ],
         title: "CVE-2022-2795",
      },
      {
         cve: "CVE-2022-38177",
         ids: [
            {
               system_name: "SUSE CVE Page",
               text: "https://www.suse.com/security/cve/CVE-2022-38177",
            },
         ],
         notes: [
            {
               category: "general",
               text: "By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.",
               title: "CVE description",
            },
         ],
         product_status: {
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            {
               category: "external",
               summary: "CVE-2022-38177",
               url: "https://www.suse.com/security/cve/CVE-2022-38177",
            },
            {
               category: "external",
               summary: "SUSE Bug 1203619 for CVE-2022-38177",
               url: "https://bugzilla.suse.com/1203619",
            },
            {
               category: "external",
               summary: "SUSE Bug 1204101 for CVE-2022-38177",
               url: "https://bugzilla.suse.com/1204101",
            },
            {
               category: "external",
               summary: "SUSE Bug 1205078 for CVE-2022-38177",
               url: "https://bugzilla.suse.com/1205078",
            },
            {
               category: "external",
               summary: "SUSE Bug 1205219 for CVE-2022-38177",
               url: "https://bugzilla.suse.com/1205219",
            },
         ],
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               category: "vendor_fix",
               details: "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
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         ],
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            {
               cvss_v3: {
                  baseScore: 7.5,
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               },
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                  "SUSE Linux Enterprise Server 12 SP2-BCL:bind-utils-9.9.9P1-63.37.1.x86_64",
                  "SUSE Linux Enterprise Server 12 SP3-BCL:bind-9.9.9P1-63.37.1.x86_64",
                  "SUSE Linux Enterprise Server 12 SP3-BCL:bind-chrootenv-9.9.9P1-63.37.1.x86_64",
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                  "SUSE Linux Enterprise Server 12 SP3-BCL:bind-utils-9.9.9P1-63.37.1.x86_64",
               ],
            },
         ],
         threats: [
            {
               category: "impact",
               date: "2022-10-04T08:43:39Z",
               details: "important",
            },
         ],
         title: "CVE-2022-38177",
      },
   ],
}


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Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
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