CVE-2021-3743

high

Description

An out-of-bounds (OOB) memory read flaw was found in the Qualcomm IPC router protocol in the Linux kernel. A missing sanity check allows a local attacker to gain access to out-of-bounds memory, leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability is to system availability.

References

https://www.oracle.com/security-alerts/cpujul2022.html

https://security.netapp.com/advisory/ntap-20220407-0007/

https://github.com/torvalds/linux/commit/7e78c597c3ebfd0cb329aa09a838734147e4f117

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7e78c597c3ebfd0cb329aa09a838734147e4f117

https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=7e78c597c3eb

https://bugzilla.redhat.com/show_bug.cgi?id=1997961

Details

Source: Mitre, NVD

Published: 2022-03-04

Risk Information

CVSS v2

Base Score: 3.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:P

Severity: Low

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Severity: High