CVEvulnerability

CVE-2026-63924

9.8 CRITICAL Published 2026-07-19 Modified 2026-10-22 Official page ↗
Status
Analyzed
Published
2026-07-19
Last modified
2026-10-22
Assigner
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-416, CWE-822

Description

In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo() ipv6_hop_jumbo() calls pskb_trim_rcsum(), which can change skb pointers. Let's recompute nh pointer to make sure any change won't mess things up.

Affected configurations

• linux linux kernel (>= 2.6.12.1 < 5.10.259) • linux linux kernel (>= 5.11 < 5.15.210) • linux linux kernel (>= 5.16 < 6.1.176) • linux linux kernel (>= 6.2 < 6.6.143) • linux linux kernel (>= 6.7 < 6.12.93) • linux linux kernel (>= 6.13 < 6.18.35) • linux linux kernel (>= 6.19 < 7.0.12) • linux linux kernel 2.6.12 • linux linux kernel 7.1

Related

Weakness · CWE (2)

  • CWE-416 Use After Free weakness
  • CWE-822 Untrusted Pointer Dereference weakness

References