Security tracker / CVE-2025-21825

CVE-2025-21825

bpf: Cancel the running bpf_timer through kworker for PREEMPT_RT

References

• Debian security tracker
• cve.org

Notes

 carnil> Introduced in b00628b1c7d5 ("bpf: Introduce bpf timers."). Vulnerable versions:
 carnil> 5.15.

Bugs

Status

Branch	Status
upstream	released (6.14-rc1) [58f038e6d209d2dd862fcf5de55407855856794d]
6.18-upstream-stable	N/A "Fixed before branching point"
6.17-upstream-stable	N/A "Fixed before branching point"
6.13-upstream-stable	released (6.13.2) [fbeda3d939ca10063aafa7a77cc0f409d82cda88]
6.12-upstream-stable	released (6.12.13) [33e47d9573075342a41783a55c8c67bc71246fc1]
6.6-upstream-stable	needed
6.1-upstream-stable	needed
5.10-upstream-stable	N/A "Vulnerable code not present"
sid	released (6.12.13-1)
6.12-trixie-security	N/A "Fixed before branching point"
6.1-bookworm-security	needed
5.10-bullseye-security	N/A "Vulnerable code not present"