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SUSE 15 SP4: 2025:0455-1 Important Kernel Patch for Critical Issues

suse
Calendar Grey February 12, 2025
Dist Suse Esm H88
Security enhancement for the Linux Kernel targeting major vulnerabilities in SUSE Linux Enterprise SP4, improving overall system defense.
* bsc#1229644 * bsc#1229663 * bsc#1230998 * bsc#1231993

Summary

## This update for the Linux Kernel 5.14.21-150400_24_119 fixes several issues. The following security issues were fixed: * CVE-2024-45016: netem: fix return value if duplicate enqueue fails (bsc#1230998). * CVE-2022-48912: Fix use-after-free in __nf_register_net_hook() (bsc#1229641) * CVE-2022-48923: btrfs: prevent copying too big compressed lzo segment (bsc#1229662) * CVE-2024-47684: tcp: check skb is non-NULL in tcp_rto_delta_us() (bsc#1231993). ## 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: * openSUSE Leap 15.4 zypper in -t patch SUSE-2025-450=1 SUSE-2025-451=1 SUSE-2025-455=1 * SUSE Linux Enterprise Live Patching 15-SP4

Topics%20covered

Topics Covered

security advisory kernel update important SUSE system fix live patching

References

* bsc#1229644

* bsc#1229663

* bsc#1230998

* bsc#1231993

Cross-

* CVE-2022-48912

* CVE-2022-48923

* CVE-2024-45016

* CVE-2024-47684

CVSS scores:

* CVE-2022-48912 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2022-48912 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2022-48923 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2022-48923 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2022-48923 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2024-45016 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2024-45016 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2024-47684 ( SUSE ): 8.2

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:0455-1
Release Date: 2025-02-12T11:33:44Z
Rating: important

Topics%20covered

Topics Covered

security advisory kernel update important SUSE system fix live patching

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