CVE-2021-29264 — Incorrect Calculation in Linux
Severity
5.5MEDIUMNVD
OSV7.8OSV6.7OSV4.4
EPSS
0.1%
top 72.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMar 26
Latest updateMay 24
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages5 packages
Also affects: Debian Linux 9.0
Patches
🔴Vulnerability Details
6OSV▶
linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.↗2021-06-08
OSV▶
linux, linux-aws, linux-azure, linux-gcp, linux-hwe-5.8, linux-kvm, linux-oracle, linux-raspi vulnerabilities↗2021-05-11
OSV▶
linux, linux-aws, lnux-aws-hwe, linux-azure, inux-azure-4.15, linux-dell300x, linux-gcp, linux-hwe, linux-gcp-4.15, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2021-05-11
📋Vendor Advisories
6Microsoft▶
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 negati↗2021-03-09
Red Hat▶
kernel: DoS due to negative fragment size calculation in drivers/net/ethernet/freescale/gianfar.c↗2021-03-05