CVE-2022-49609
What it is
In the Linux kernel, the following vulnerability has been resolved: power/reset: arm-versatile: Fix refcount leak in versatile_reboot_probe of_find_matching_node_and_match() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid 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
Details
- Published
- Last modified
- Exploit probability
- 0.3% · EPSS, next 30 days
- Record status
- Modified
Affected
- Linux Kernel < 4.9.325
- Linux Kernel < 4.14.290
- Linux Kernel < 4.19.254
- Linux Kernel < 5.4.208
- Linux Kernel < 5.10.134
- Linux Kernel < 5.15.58
- Linux Kernel < 5.18.15
- Linux Kernel 5.19
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/493ceca3271316e74639c89ff8ac35883de64256
- https://git.kernel.org/stable/c/49fa778ee044b00471dd9ccae5f6a121fffea1ac
- https://git.kernel.org/stable/c/6689754b121bd487f99680280102b3a5cd7374af
- https://git.kernel.org/stable/c/71ab83ac65e2d671552374123bf920c1d698335a
- https://git.kernel.org/stable/c/78bdf732cf5d74d1c6ecda06830a91f80a4aef6f
- https://git.kernel.org/stable/c/80192eff64eee9b3bc0594a47381937b94b9d65a
- https://git.kernel.org/stable/c/a9ed3ad3a8d1dfbc829d86edb3236873a315db11
- https://git.kernel.org/stable/c/b4d224eec96a18fa8959512cd9e5b6a50bd16a41
References
- https://git.kernel.org/stable/c/493ceca3271316e74639c89ff8ac35883de64256
- https://git.kernel.org/stable/c/49fa778ee044b00471dd9ccae5f6a121fffea1ac
- https://git.kernel.org/stable/c/6689754b121bd487f99680280102b3a5cd7374af
- https://git.kernel.org/stable/c/71ab83ac65e2d671552374123bf920c1d698335a
- https://git.kernel.org/stable/c/78bdf732cf5d74d1c6ecda06830a91f80a4aef6f
- https://git.kernel.org/stable/c/80192eff64eee9b3bc0594a47381937b94b9d65a
- https://git.kernel.org/stable/c/a9ed3ad3a8d1dfbc829d86edb3236873a315db11
- https://git.kernel.org/stable/c/b4d224eec96a18fa8959512cd9e5b6a50bd16a41