NULL Pointer Dereference Affecting kernel-livepatch-6_4_0-150700_7_67-rt package, versions <1-150700.1.5.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.39% (32nd percentile)

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  • Snyk IDSNYK-SLES157-KERNELLIVEPATCH640150700767RT-18066435
  • published21 Jul 2026
  • disclosed20 Jul 2026

Introduced: 20 Jul 2026

NewCVE-2026-52922  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 kernel-livepatch-6_4_0-150700_7_67-rt to version 1-150700.1.5.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-6_4_0-150700_7_67-rt package and not the kernel-livepatch-6_4_0-150700_7_67-rt package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

batman-adv: dat: handle forward allocation error

batadv_dat_forward_data() calls pskb_copy_for_clone() to duplicate an skb for each DHT candidate, but does not check the return value before passing it to batadv_send_skb_prepare_unicast_4addr(). That function dereferences the skb unconditionally, so a failed allocation triggers a NULL pointer dereference.

Skip forwarding to the current DHT candidate on allocation failure.

CVSS Base Scores

version 3.1