CVE-2021-29647

medium
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
5.5

Description

An issue was discovered in the Linux kernel before 5.11.11. qrtr_recvmsg in net/qrtr/qrtr.c allows attackers to obtain sensitive information from kernel memory because of a partially uninitialized data structure, aka CID-50535249f624.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-29647

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-29647.html

OS impact

OSVersionStatusFixed in
arch archfixed5.10.27-1
suse slesaffected
debian debianbookwormfixed5.10.28-1
debian debianbullseyefixed5.10.28-1
debian debianforkyfixed5.10.28-1
debian debiansidfixed5.10.28-1
debian debiantrixiefixed5.10.28-1

References

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