CVE-2022-50176
What it is
In the Linux kernel, the following vulnerability has been resolved: drm/mcde: Fix refcount leak in mcde_dsi_bind Every iteration of for_each_available_child_of_node() decrements the reference counter of the previous node. There is no decrement when break out from the loop and results in refcount leak. Add missing of_node_put() to fix this.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure.
- 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
- Analyzed
Affected
- Linux Kernel < 5.4.211
- Linux Kernel < 5.10.137
- Linux Kernel < 5.15.61
- Linux Kernel < 5.18.18
- Linux Kernel < 5.19.2
Attack profile CVSS 3.1 · 5.5
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Fix and advisories
- https://git.kernel.org/stable/c/3123ae6fdd4013d24a3a4877084b14e917faae5c
- https://git.kernel.org/stable/c/32c827e30bb44ae809950a9efab59e98e44d30e5
- https://git.kernel.org/stable/c/3a149169e4a2f9127022fec6ef5d71b4e804b3b9
- https://git.kernel.org/stable/c/7214902de5b1fb2b632a7b8b3b9540e41aabab38
- https://git.kernel.org/stable/c/87c35bbefdfa3c5edfb8c80f5c04717aaacc629d
- https://git.kernel.org/stable/c/f57699a9b66ea11f000f56d1f1179059239b8690
References
- https://git.kernel.org/stable/c/3123ae6fdd4013d24a3a4877084b14e917faae5c
- https://git.kernel.org/stable/c/32c827e30bb44ae809950a9efab59e98e44d30e5
- https://git.kernel.org/stable/c/3a149169e4a2f9127022fec6ef5d71b4e804b3b9
- https://git.kernel.org/stable/c/7214902de5b1fb2b632a7b8b3b9540e41aabab38
- https://git.kernel.org/stable/c/87c35bbefdfa3c5edfb8c80f5c04717aaacc629d
- https://git.kernel.org/stable/c/f57699a9b66ea11f000f56d1f1179059239b8690