CVE-2021-29264

Updated: 2025-08-20 00:17:58.766191

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.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x MEDIUM 4.7
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

CentOS 6 ELS kernel 2.6.32 5.5 MEDIUM Not Vulnerable 2022-01-24 20:21:01
CentOS 7 ELS kernel 3.10.0 5.5 MEDIUM Ignored 2023-09-19 09:30:07 Ignored due to low severity
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2022-02-10 08:36:34 Ignored due to low severity
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2022-02-21 05:39:37 Ignored due to low severity
CloudLinux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-01-27 11:20:10 Ignored due to low severity
Oracle Linux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2022-01-27 11:20:10 Ignored due to low severity
Ubuntu 16.04 ELS linux-hwe 4.15.0 5.5 MEDIUM Already Fixed 2022-09-28 03:36:11 Ignored due to low severity
Ubuntu 16.04 ELS linux 4.4.0 5.5 MEDIUM Ignored CLSA-2022:1649869212 2025-10-30 15:58:32 Ignored due to low severity
Ubuntu 18.04 ELS linux 4.15.0 5.5 MEDIUM Ignored 2023-03-02 04:04:05 Ignored due to low severity