CVE-2022-49457
What it is
In the Linux kernel, the following vulnerability has been resolved: ARM: versatile: Add missing of_node_put in dcscb_init The device_node pointer is returned by of_find_compatible_node with refcount incremented. We should use of_node_put() to avoid the refcount leak.
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
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.3% in the next 30 days (EPSS).
- Severity: 5.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.3% · EPSS, next 30 days
- Record status
- Modified
Affected
- Linux Kernel < 4.9.318
- Linux Kernel < 4.14.283
- Linux Kernel < 4.19.247
- Linux Kernel < 5.4.198
- Linux Kernel < 5.10.121
- Linux Kernel < 5.15.46
- Linux Kernel < 5.17.14
- Linux Kernel < 5.18.3
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
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-49457.md and follow it. Check whether this project is affected by CVE-2022-49457. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/23b44f9c649bbef10b45fa33080cd8b4166800ae
- https://git.kernel.org/stable/c/2d7b23db35254b7d46e852967090c64cdccf24da
- https://git.kernel.org/stable/c/3c6006faed9aba5144b33176d061031a9be66954
- https://git.kernel.org/stable/c/83c329b980bddbc8c6a3d287d91f2103a4d4a860
- https://git.kernel.org/stable/c/a0fc05cd17617e63fc13ad0c01f3f0afd890d8ec
- https://git.kernel.org/stable/c/bbdfb7d4f036118d36415a2575efa6f5246505ae
- https://git.kernel.org/stable/c/d146e2a9864ade19914494de3fb520390b415d58
- https://git.kernel.org/stable/c/d6de7b181c29cd4578ec139aafb5eac062abbe1b
- https://git.kernel.org/stable/c/fcd1999ba97445a12cc394f5f42ffd9116bf0185
References
- https://git.kernel.org/stable/c/23b44f9c649bbef10b45fa33080cd8b4166800ae
- https://git.kernel.org/stable/c/2d7b23db35254b7d46e852967090c64cdccf24da
- https://git.kernel.org/stable/c/3c6006faed9aba5144b33176d061031a9be66954
- https://git.kernel.org/stable/c/83c329b980bddbc8c6a3d287d91f2103a4d4a860
- https://git.kernel.org/stable/c/a0fc05cd17617e63fc13ad0c01f3f0afd890d8ec
- https://git.kernel.org/stable/c/bbdfb7d4f036118d36415a2575efa6f5246505ae
- https://git.kernel.org/stable/c/d146e2a9864ade19914494de3fb520390b415d58
- https://git.kernel.org/stable/c/d6de7b181c29cd4578ec139aafb5eac062abbe1b
- https://git.kernel.org/stable/c/fcd1999ba97445a12cc394f5f42ffd9116bf0185