CVE-2023-52846

HIGH

Linux Kernel 5.9-5.10.200 - Use-After-Free in HSR prp_create_tagged_frame

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: hsr: Prevent use after free in prp_create_tagged_frame() The prp_fill_rct() function can fail. In that situation, it frees the skb and returns NULL. Meanwhile on the success path, it returns the original skb. So it's straight forward to fix bug by using the returned value.

References (6)

Core 6

Scores

CVSS v3 7.8
EPSS 0.0024
EPSS Percentile 15.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (15)
Linux/Linux < 5.9
Linux/Linux 451d8123f89791bb628277c0bdb4cae34a3563e6 - 1787b9f0729d318d67cf7c5a95f0c3dba9a7cc18
Linux/Linux 451d8123f89791bb628277c0bdb4cae34a3563e6 - 6086258bd5ea7b5c706ff62da42b8e271b2401db
Linux/Linux 451d8123f89791bb628277c0bdb4cae34a3563e6 - 876f8ab52363f649bcc74072157dfd7adfbabc0d
Linux/Linux 451d8123f89791bb628277c0bdb4cae34a3563e6 - a1a485e45d24b1cd8fe834fd6f1b06e2903827da
Linux/Linux 451d8123f89791bb628277c0bdb4cae34a3563e6 - d103fb6726904e353b4773188ee3d3acb4078363
Linux/Linux 451d8123f89791bb628277c0bdb4cae34a3563e6 - ddf4e04e946aaa6c458b8b6829617cc44af2bffd
Linux/Linux 5.10.201 - 5.10.*
Linux/Linux 5.15.139 - 5.15.*
Linux/Linux 5.9
... and 5 more
Published May 21, 2024
Tracked Since Feb 18, 2026