CVE-2026-63865

In the Linux kernel, the following vulnerability has been resolved: bpf: Drop task_to_inode and inet_conn_established from lsm sleepable hooks bpf_lsm_task_to_inode() is called under rcu_read_lock() and bpf_lsm_inet_conn_established() is called from softirq context, so neither hook can be used by sleepable LSM programs.

CVSS 3.1

8.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS

0.1% chance of exploitation in the next 30 days; higher than 2% of CVEs (scores of 2026-10-25)

Published

2026-07-19

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

Affected

• linux:linux_kernel

References

• https://git.kernel.org/stable/c/0d918263c9bfc86078edb2e2f7302a0c6ce42b7c
• https://git.kernel.org/stable/c/26b380a3ca0b605fd8860995ed6a208f276dd316
• https://git.kernel.org/stable/c/281f2a214565a5cbf8b7355a65738d80bd19b8c5
• https://git.kernel.org/stable/c/452a927cddcd67478d030e646f41cb904a93156f
• https://git.kernel.org/stable/c/989f1b93907de1753a814996222da375f07e579b

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