CVE-2022-48964
kernel: ravb: Fix potential use-after-free in ravb_rx_gbeth()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 21, 2024
Updated · September 14, 2026
Description
A flaw was found in the Linux kernel's ravb component. This vulnerability occurs during network packet processing where a socket buffer (skb) can be prematurely released. If the system attempts to access this freed buffer afterward, it can lead to a use-after-free condition. A local attacker could exploit this to potentially cause a system crash (denial of service) or execute arbitrary code with elevated privileges.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-416 · Use After Free