CVE-2020-8992

unknown

Published — · Modified —

CVSS v3

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VIR risk

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Description

ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size.

Predictions

Exploit likelihood

20%

Patch ETA

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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

OS	Version	Status	Fixed in
sles		affected
debian	bookworm	fixed	`5.5.13-1`
debian	bullseye	fixed	`5.5.13-1`
debian	forky	fixed	`5.5.13-1`
debian	sid	fixed	`5.5.13-1`
debian	trixie	fixed	`5.5.13-1`

References

https://www.suse.com/security/cve/CVE-2020-8992.html
https://security-tracker.debian.org/tracker/CVE-2020-8992

💬 Discuss CVE-2020-8992 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.