SUSE-SU-2025:20038-1: important: Security update for glibc

[SLE-UPDATES]

# Security update for glibc

Announcement ID: SUSE-SU-2025:20038-1  
Release Date: 2025-02-03T08:53:22Z  
Rating: important  
References:

  * bsc#1221482
  * bsc#1221940
  * bsc#1222992
  * bsc#1223423
  * bsc#1223424
  * bsc#1223425
  * bsc#1228041

  
Cross-References:

  * CVE-2024-2961
  * CVE-2024-33599
  * CVE-2024-33600
  * CVE-2024-33601
  * CVE-2024-33602

  
CVSS scores:

  * CVE-2024-2961 ( SUSE ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2024-2961 ( NVD ):  7.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
  * CVE-2024-33599 ( SUSE ):  7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
  * CVE-2024-33599 ( NVD ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-33600 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-33600 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-33601 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-33601 ( NVD ):  7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2024-33602 ( SUSE ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2024-33602 ( NVD ):  7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Micro 6.0

  
  
An update that solves five vulnerabilities and has two fixes can now be
installed.

## Description:

This update for glibc fixes the following issues:

Fixed security issues:

  * CVE-2024-33602: Use time_t for return type of addgetnetgrentX (bsc#1223425)
  * CVE-2024-33599: nscd: Stack-based buffer overflow in netgroup cache
    (bsc#1223423)
  * CVE-2024-33600: nscd: Avoid null pointer crashes after notfound response
    (bsc#1223424)
  * CVE-2024-33600: nscd: Do not send missing not-found response in
    addgetnetgrentX (bsc#1223424)
  * CVE-2024-33601, CVE-2024-33602: netgroup: Use two buffers in addgetnetgrentX
    (bsc#1223425)
  * CVE-2024-2961: iconv: ISO-2022-CN-EXT: fix out-of-bound writes when writing
    escape sequence (bsc#1222992)

Fixed non-security issues:

  * Add workaround for invalid use of libc_nonshared.a with non-SUSE libc
    (bsc#1221482)
  * Fix segfault in wcsncmp (bsc#1228041)
  * Also include stat64 in the 32-bit libc_nonshared.a workaround (bsc#1221482)
  * Avoid creating ULP prologue for _start routine (bsc#1221940)
  * Also add libc_nonshared.a workaround to 32-bit x86 compat package
    (bsc#1221482)
  * malloc: Use __get_nprocs on arena_get2
  * linux: Use rseq area unconditionally in sched_getcpu

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Micro 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-32=1

## Package List:

  * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    * glibc-2.38-7.1
    * glibc-locale-2.38-7.1
    * glibc-locale-base-2.38-7.1
    * glibc-devel-debuginfo-2.38-7.1
    * glibc-debuginfo-2.38-7.1
    * glibc-locale-base-debuginfo-2.38-7.1
    * glibc-debugsource-2.38-7.1
    * glibc-devel-2.38-7.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-2961.html
  * https://www.suse.com/security/cve/CVE-2024-33599.html
  * https://www.suse.com/security/cve/CVE-2024-33600.html
  * https://www.suse.com/security/cve/CVE-2024-33601.html
  * https://www.suse.com/security/cve/CVE-2024-33602.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1221482
  * https://bugzilla.suse.com/show_bug.cgi?id=1221940
  * https://bugzilla.suse.com/show_bug.cgi?id=1222992
  * https://bugzilla.suse.com/show_bug.cgi?id=1223423
  * https://bugzilla.suse.com/show_bug.cgi?id=1223424
  * https://bugzilla.suse.com/show_bug.cgi?id=1223425
  * https://bugzilla.suse.com/show_bug.cgi?id=1228041

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