SUSE-SU-2023:1726-1: important: Security update for runc

[sle-security-updates at lists.suse.com]

# Security update for runc

Announcement ID: SUSE-SU-2023:1726-1  
Rating: important  
References:

  * #1168481
  * #1208962
  * #1209884
  * #1209888

  
Cross-References:

  * CVE-2023-25809
  * CVE-2023-27561
  * CVE-2023-28642

  
CVSS scores:

  * CVE-2023-25809 ( SUSE ):  2.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:L
  * CVE-2023-25809 ( NVD ):  5.0 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
  * CVE-2023-27561 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-27561 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-28642 ( SUSE ):  6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
  * CVE-2023-28642 ( NVD ):  6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

  
Affected Products:

  * Containers Module 12
  * SUSE Linux Enterprise High Performance Computing 12 SP2
  * SUSE Linux Enterprise High Performance Computing 12 SP3
  * SUSE Linux Enterprise High Performance Computing 12 SP4
  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12
  * SUSE Linux Enterprise Server 12 SP1
  * SUSE Linux Enterprise Server 12 SP2
  * SUSE Linux Enterprise Server 12 SP3
  * SUSE Linux Enterprise Server 12 SP4
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12
  * SUSE Linux Enterprise Server for SAP Applications 12 SP1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP2
  * SUSE Linux Enterprise Server for SAP Applications 12 SP3
  * SUSE Linux Enterprise Server for SAP Applications 12 SP4
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves three vulnerabilities and has one fix can now be
installed.

## Description:

This update for runc fixes the following issues:

Update to runc v1.1.5:

Security fixes:

  * CVE-2023-25809: Fixed rootless `/sys/fs/cgroup` is writable when cgroupns
    isn't unshared (bnc#1209884).
  * CVE-2023-27561: Fixed regression that reintroduced CVE-2019-19921
    vulnerability (bnc#1208962).
  * CVE-2023-28642: Fixed AppArmor/SELinux bypass with symlinked /proc
    (bnc#1209888).

Other fixes:

  * Fix the inability to use `/dev/null` when inside a container.
  * Fix changing the ownership of host's `/dev/null` caused by fd redirection
    (bsc#1168481).
  * Fix rare runc exec/enter unshare error on older kernels.
  * nsexec: Check for errors in `write_log()`.
  * Drop version-specific Go requirement.

## Patch Instructions:

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

  * Containers Module 12  
    zypper in -t patch SUSE-SLE-Module-Containers-12-2023-1726=1

## Package List:

  * Containers Module 12 (ppc64le s390x x86_64)
    * runc-debuginfo-1.1.5-16.29.1
    * runc-1.1.5-16.29.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-25809.html
  * https://www.suse.com/security/cve/CVE-2023-27561.html
  * https://www.suse.com/security/cve/CVE-2023-28642.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1168481
  * https://bugzilla.suse.com/show_bug.cgi?id=1208962
  * https://bugzilla.suse.com/show_bug.cgi?id=1209884
  * https://bugzilla.suse.com/show_bug.cgi?id=1209888

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