CVE-2018-17972

unknown
Published — · Modified —
CVSS v3
VIR risk

Description

An issue was discovered in the proc_pid_stack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed4.18.20-1
debian debianbullseyefixed4.18.20-1
debian debianforkyfixed4.18.20-1
debian debiansidfixed4.18.20-1
debian debiantrixiefixed4.18.20-1

References

💬 Discuss CVE-2018-17972 on VIR Community →

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.