CVE-2019-8912
critical
CVSS v3
—
CVSS v2
—
VIR risk
9.5
Description
In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-8912
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-8912.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 4.20.12.arch1-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 4.19.28-1 |
| debian | bullseye | fixed | 4.19.28-1 |
| debian | forky | fixed | 4.19.28-1 |
| debian | sid | fixed | 4.19.28-1 |
| debian | trixie | fixed | 4.19.28-1 |
References
Verify integrity in audit chain (admin only). AS-IS.