PT-2023-3343 · Linux+9 · Linux Kernel+9
Zheng Wang
·
Published
2023-04-11
·
Updated
2024-11-21
·
CVE-2023-35823
CVSS v3.1
7.0
High
| Vector | AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel versions prior to 6.3.2
Description
The issue is related to a use-after-free in the
saa7134 finidev() function in the Philips SAA7134 driver, located in drivers/media/pci/saa7134/saa7134-core.c. This is due to a race condition caused by concurrent access to a resource. Exploitation of this issue may allow an attacker to impact the confidentiality, integrity, and availability of protected information.Recommendations
For Linux kernel versions prior to 6.3.2, update to version 6.3.2 or later to resolve the issue.
As a temporary workaround, consider restricting access to the
saa7134 finidev() function in the affected driver until a patch is available.Fix
DoS
Race Condition
Use After Free
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Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Linuxmint
Linux Kernel
Red Hat
Red Os
Suse
Ubuntu