CVE-2022-49239
What it is
In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wcd934x: Add missing of_node_put() in wcd934x_codec_parse_data The device_node pointer is returned by of_parse_phandle() with refcount incremented. We should use of_node_put() on it when done. This is similar to commit 64b92de9603f ("ASoC: wcd9335: fix a leaked reference by adding missing of_node_put")
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of service disruption.
- Exploit odds
- 0.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Details
- Published
- Last modified
- Exploit probability
- 0.3% · EPSS, next 30 days
- Record status
- Modified
Affected
- Linux Kernel < 5.10.110
- Linux Kernel < 5.15.33
- Linux Kernel < 5.16.19
- Linux Kernel < 5.17.2
Attack profile CVSS 3.1 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Fix and advisories
- https://git.kernel.org/stable/c/1f24716e38220fc9e52e208d20591d2bc9b7f020
- https://git.kernel.org/stable/c/2f44eca78cc6d4e1779eb95765ec79e433accab4
- https://git.kernel.org/stable/c/9531a631379169d57756b2411178c6238655df88
- https://git.kernel.org/stable/c/f3793eeb7b94a5eeed6f5c7a44bce403c6681a12
- https://git.kernel.org/stable/c/f8e89d84ea83c51ba3ba97ff154f7aa679326760
References
- https://git.kernel.org/stable/c/1f24716e38220fc9e52e208d20591d2bc9b7f020
- https://git.kernel.org/stable/c/2f44eca78cc6d4e1779eb95765ec79e433accab4
- https://git.kernel.org/stable/c/9531a631379169d57756b2411178c6238655df88
- https://git.kernel.org/stable/c/f3793eeb7b94a5eeed6f5c7a44bce403c6681a12
- https://git.kernel.org/stable/c/f8e89d84ea83c51ba3ba97ff154f7aa679326760