cve.bz

CVE-2023-0266

7.0 highKEVEPSS 3.7%

High (7.0) in Linux Kernel. In CISA KEV since 2023-03-30. EPSS 3.7% chance of exploitation in the next 30 days.

A use after free vulnerability exists in the ALSA PCM package in the Linux Kernel. SNDRV_CTL_IOCTL_ELEM_{READ|WRITE}32 is missing locks that can be used in a use-after-free that can result in a priviledge escalation to gain ring0 access from the system user. We recommend upgrading past commit 56b88b50565cd8b946a2d00b0c83927b7ebb055e

Severity

CVSS 3.1

7.0 high
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
3.7% chance of exploitation in the next 30 days; higher than 89% of CVEs (scores of 2026-10-31)
CISA KEV
listed 2023-03-30, due 2023-04-20
CWE
CWE-416
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON