CVE-2024-40939
In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: Fix tainted pointer delete is case of region creation fail In case of region creation fail in ipc_devlink_create_region(), previously created regions delete process…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: Fix tainted pointer delete is case of region creation fail In case of region creation fail in ipc_devlink_create_region(), previously created regions delete process starts from tainted pointer which actually holds error code value. Fix this bug by decreasing region index before delete. Found by Linux Verification Center (linuxtesting.org) with SVACE.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.26% probability · 18th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/040d9384870386eb5dc55472ac573ac7756b2050Patch
- https://git.kernel.org/stable/c/37a438704d19bdbe246d51d3749b6b3a8fe65afdPatch
- https://git.kernel.org/stable/c/b0c9a26435413b81799047a7be53255640432547Patch
- https://git.kernel.org/stable/c/fe394d59cdae81389dbf995e87c83c1acd120597Patch
- https://git.kernel.org/stable/c/040d9384870386eb5dc55472ac573ac7756b2050Patch
- https://git.kernel.org/stable/c/37a438704d19bdbe246d51d3749b6b3a8fe65afdPatch
- https://git.kernel.org/stable/c/b0c9a26435413b81799047a7be53255640432547Patch
- https://git.kernel.org/stable/c/fe394d59cdae81389dbf995e87c83c1acd120597Patch
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.