CVE-2021-29264

Published: Mar 26, 2021Modified: Jun 17, 2026

5.5

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

An issue was discovered in the Linux kernel through 5.11.10. drivers/net/ethernet/freescale/gianfar.c in the Freescale Gianfar Ethernet driver allows attackers to cause a system crash because a negative fragment size is calculated in situations involving an rx queue overrun when jumbo packets are used and NAPI is enabled, aka CID-d8861bab48b6.

Affected (2)

Products: Linux: Linux Kernel · Debian: Debian Linux

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	Up to 5.11.10

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 9.0

References (4)

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=d8861bab48b6c1fc3cdbcab8ff9d1eaea43afe7f

Source: cve@mitre.org

PatchVendor Advisory

https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html

Source: cve@mitre.org

Third Party Advisory

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=d8861bab48b6c1fc3cdbcab8ff9d1eaea43afe7f

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.