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VULNERABILITIES

CVE-2021-3743 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.1 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://bugzilla.redhat.com/show_bug.cgi?id=1997961 CVEIssue TrackingPatchThird Party Advisory
https://github.com/torvalds/linux/commit/7e78c597c3ebfd0cb329aa09a838734147e4f117 CVEPatchThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=7e78c597c3eb CVEPatchVendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7e78c597c3ebfd0cb329aa09a838734147e4f117 CVEPatchVendor Advisory
https://lists.openwall.net/netdev/2021/08/17/124 CVEExploitMailing ListThird Party Advisory

see all 16 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-125Out-of-bounds Read[email protected]
CWE-125Out-of-bounds Read[email protected]

Affected Products

ProductVersions

Change History

26 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-3743
NVD Published Date:
Mar 4, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-3743 Details - Not Deferred