CVE-2025-38550

High

Description

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Delay put pmc->idev in mld_del_delrec() pmc->idev is still used in ip6_mc_clear_src(), so as mld_clear_delrec() does, the reference should be put after ip6_mc_clear_src() return.

SeverityHigh
CVSS7.8
Exploit probability—
ProductLinux Kernel
PublishedAug 16, 2025
First seenAug 16, 2025

How to fix

Update
  • linux linux_kernel5.15.190, 6.1.147, 6.6.100, 6.12.40, 6.15.8 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel5.13 ≤ v < 5.15.190, 5.16 ≤ v < 6.1.147, 6.2 ≤ v < 6.6.100, 6.7 ≤ v < 6.12.40, 6.13 ≤ v < 6.15.8, 6.165.15.190, 6.1.147, 6.6.100, 6.12.40, 6.15.8
debian debian_linux11.0—

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