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vulnrichmentLinuxVULNRICHMENT:CVE-2024-40939
HistoryJul 12, 2024 - 12:25 p.m.

CVE-2024-40939 net: wwan: iosm: Fix tainted pointer delete is case of region creation fail

2024-07-1212:25:15
Linux
github.com
2
linux kernel
net
wwan
iosm
region creation
bug fix
vulnerability

AI Score

6.9

Confidence

Low

SSVC

Exploitation

none

Automatable

no

Technical Impact

partial

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.

AI Score

6.9

Confidence

Low

SSVC

Exploitation

none

Automatable

no

Technical Impact

partial