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SUSE: 2025:0565-1 important: Linux kernel security updates

suse
Calendar Grey February 17, 2025
Dist Suse Esm H88
Canonical Ubuntu Kernel security patch fixes critical flaws and necessitates a system restart following update application.
* bsc#1221282 * bsc#1222072 * bsc#1222803 * bsc#1224856 * bsc#1224857

Summary

## The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: * CVE-2021-47222: net: bridge: fix vlan tunnel dst refcnt when egressing (bsc#1224857). * CVE-2021-47223: net: bridge: fix vlan tunnel dst null pointer dereference (bsc#1224856). * CVE-2024-26644: btrfs: do not abort filesystem when attempting to snapshot deleted subvolume (bsc#1222072). * CVE-2024-47809: dlm: fix possible lkb_resource null dereference (bsc#1235714). * CVE-2024-48881: bcache: revert replacing IS_ERR_OR_NULL with IS_ERR again (bsc#1235727). * CVE-2024-49948: net: add more sanity checks to qdisc_pkt_len_init() (bsc#1232161). * CVE-2024-50142: xfrm: validate new SA's prefixlen using SA family when sel.family is unset (bsc#1233028).

Topics%20covered

Topics Covered

security advisory critical vulnerability patch advisory important system update linux kernel system reboot sucess

References

* bsc#1221282

* bsc#1222072

* bsc#1222803

* bsc#1224856

* bsc#1224857

* bsc#1232161

* bsc#1233028

* bsc#1234855

* bsc#1234901

* bsc#1234931

* bsc#1234934

* bsc#1234963

* bsc#1235011

* bsc#1235040

* bsc#1235053

* bsc#1235059

* bsc#1235132

* bsc#1235155

* bsc#1235217

* bsc#1235230

* bsc#1235252

* bsc#1235413

* bsc#1235426

* bsc#1235430

* bsc#1235433

* bsc#1235464

* bsc#1235466

* bsc#1235479

* bsc#1235500

* bsc#1235523

* bsc#1235526

* bsc#1235533

* bsc#1235557

* bsc#1235570

* bsc#1235611

* bsc#1235627

* bsc#1235638

* bsc#1235645

* bsc#1235700

* bsc#1235714

* bsc#1235727

* bsc#1235747

* bsc#1235750

* bsc#1235919

* bsc#1235924

* bsc#1235948

* bsc#1235965

* bsc#1235967

* bsc#1236080

* bsc#1236096

* bsc#1236161

* bsc#1236182

* bsc#1236190

* bsc#1236192

* bsc#1236262

* bsc#1236698

* bsc#1236703

Cross-

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:0565-1
Release Date: 2025-02-17T13:28:40Z
Rating: important

Topics%20covered

Topics Covered

security advisory critical vulnerability patch advisory important system update linux kernel system reboot sucess

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