CVE-2022-49811
HIGH severity · CVSS 7.8 · Use-after-free
7.8CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: drbd: use after free in drbd_create_device() The drbd_destroy_connection() frees the "connection" so use the _safe() iterator to prevent a use after free.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/7d93417d596402ddd46bd76c721f205d09d0d025 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/7d93417d596402ddd46bd76c721f205d09d0d025Patch
- https://git.kernel.org/stable/c/813a8dd9c45fd46f5cbbfbedf0791afa7740ccf5Patch
- https://git.kernel.org/stable/c/9ed51414aef6e59e832e2960f10766dce2d5b1a1Patch
- https://git.kernel.org/stable/c/a7a1598189228b5007369a9622ccdf587be0730fPatch
- https://git.kernel.org/stable/c/bf47ca1b35fc1f55091ffaff5fbe41ea0c6f59a1Patch
- https://git.kernel.org/stable/c/c2a00b149836d60c222930bbea6b2139caf34d4fPatch
- https://git.kernel.org/stable/c/fc1897f16ebcfd22364f2afcc27f53a740f3bc7aPatch