CVE-2022-1048 — Use After Free in Kernel
Severity
7.0HIGHNVD
OSV4.4CISA7.8
EPSS
0.0%
top 97.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 29
Latest updateFeb 14
Description
A use-after-free flaw was found in the Linux kernel’s sound subsystem in the way a user triggers concurrent calls of PCM hw_params. The hw_free ioctls or similar race condition happens inside ALSA PCM for other ioctls. This flaw allows a local user to crash or potentially escalate their privileges on the system.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9
Affected Packages5 packages
Also affects: Debian Linux 10.0, 11.0, Enterprise Linux 8.0
Patches
🔴Vulnerability Details
9OSV▶
linux, linux-aws, linux-azure-4.15, linux-dell300x, linux-gcp-4.15, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2022-08-10
OSV▶
linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.↗2022-08-10