CVE-2022-49616
MEDIUM EPSS 14.6%
Published Feb 26, 20251y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 2w ago
Description
In the Linux kernel, the following vulnerability has been resolved: ASoC: rt7*-sdw: harden jack_detect_handler Realtek headset codec drivers typically check if the card is instantiated before proceeding with the jack detection. The rt700, rt711 and rt711-sdca are however missing a check on the card pointer, which can lead to NULL dereferences encountered in driver bind/unbind tests.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
14.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-476 NULL Pointer Dereference Memory Safety
Affected Products 7
References 3
- git.kernel.org https://git.kernel.org/stable/c/0484271ab0ce50649329fa9dc23c50853c5b26a4
- git.kernel.org https://git.kernel.org/stable/c/07a606e1389a63b61cb8cd591026f30529117573
- git.kernel.org https://git.kernel.org/stable/c/1d75b73ec6d6b705cca528b36d8315e43e8d7fa5
Remediation
- git.kernel.org https://git.kernel.org/stable/c/0484271ab0ce50649329fa9dc23c50853c5b26a4
- git.kernel.org https://git.kernel.org/stable/c/07a606e1389a63b61cb8cd591026f30529117573
- git.kernel.org https://git.kernel.org/stable/c/1d75b73ec6d6b705cca528b36d8315e43e8d7fa5