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Security update for glibc

Type: advisorySource: OSV1 source record

This update for glibc fixes the following issues: - CVE-2026-6368: invalid free via wordexp WRDE_APPEND rollback (bsc#1274726). - CVE-2026-6791: stack overflow in wordexp tilde expansion (bsc#1274723). - CVE-2026-8674: reachable assert in `resolv/resolv_conf.c:update_from_conf` allows an attacker in a local network to trigger a process crash (bsc#1281297). - CVE-2026-18374: heap buffer overflow in the fopen ccs extension (bsc#1277262). - CVE-2026-19499: buffer overflow in strfmon right-justification padding (bsc#1276892). - CVE-2026-19542: out-of-bounds array write in tdelete (bsc#1276946). - CVE-2026-77117: SHIFT_JISX0213 decoding lacks pending character reset (bsc#1277921). - CVE-2026-80489: EUC_JISX0213 decoding lacks pending character reset (bsc#1277922). - CVE-2026-86805: TOCTOU race condition in the dynamic loader allows local attackers to escalate privileges (bsc#1282509). Other changes: - Add -flive-patching=inline-clone to avoid untraceable inter-procedural optimizations (bsc#1277247).

Announced Group revision 1
Original source ↗

SUSE-SU-2026:23934-1

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:SUSE-SU-2026:23934-1

glibc

Source reference: /affected/0/package/name

Affected versions
Not stated in this record
Fixed versions
2.40-160000.7.1

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

glibc

Source reference: /affected/1/package/name

Affected versions
Not stated in this record
Fixed versions
2.40-160000.7.1

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "2.40-160000.7.1"
          }
        ]
      }
    ],
    "package": {
      "name": "glibc",
      "purl": "pkg:rpm/suse/glibc&distro=SUSE%20Linux%20Enterprise%20Server%2016.0",
      "ecosystem": "SUSE:Linux Enterprise Server 16.0"
    },
    "database_specific": {
      "source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:23934-1.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "glibc": "2.40-160000.7.1",
          "glibc-html": "2.40-160000.7.1",
          "glibc-info": "2.40-160000.7.1",
          "glibc-lang": "2.40-160000.7.1",
          "glibc-devel": "2.40-160000.7.1",
          "glibc-extra": "2.40-160000.7.1",
          "glibc-utils": "2.40-160000.7.1",
          "glibc-locale": "2.40-160000.7.1",
          "glibc-profile": "2.40-160000.7.1",
          "glibc-i18ndata": "2.40-160000.7.1",
          "glibc-locale-base": "2.40-160000.7.1",
          "glibc-devel-static": "2.40-160000.7.1",
          "glibc-gconv-modules-extra": "2.40-160000.7.1"
        }
      ]
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "2.40-160000.7.1"
          }
        ]
      }
    ],
    "package": {
      "name": "glibc",
      "purl": "pkg:rpm/suse/glibc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0",
      "ecosystem": "SUSE:Linux Enterprise Server for SAP applications 16.0"
    },
    "database_specific": {
      "source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:23934-1.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "glibc": "2.40-160000.7.1",
          "glibc-html": "2.40-160000.7.1",
          "glibc-info": "2.40-160000.7.1",
          "glibc-lang": "2.40-160000.7.1",
          "glibc-devel": "2.40-160000.7.1",
          "glibc-extra": "2.40-160000.7.1",
          "glibc-utils": "2.40-160000.7.1",
          "glibc-locale": "2.40-160000.7.1",
          "glibc-profile": "2.40-160000.7.1",
          "glibc-i18ndata": "2.40-160000.7.1",
          "glibc-locale-base": "2.40-160000.7.1",
          "glibc-devel-static": "2.40-160000.7.1",
          "glibc-gconv-modules-extra": "2.40-160000.7.1"
        }
      ]
    }
  }
]
Related CVEs
CVE-2026-18374

Source reference: /upstream

CVE-2026-19499

Source reference: /upstream

CVE-2026-19542

Source reference: /upstream

CVE-2026-6368

Source reference: /upstream

CVE-2026-6791

Source reference: /upstream

CVE-2026-77117

Source reference: /upstream

CVE-2026-80489

Source reference: /upstream

CVE-2026-8674

Source reference: /upstream

CVE-2026-86805

Source reference: /upstream

Publisher severity

No explicit severity was provided.

Event
#70195 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. SUSE-SU-2026:23934-1 · Revision 1Source updated