CVE-2021-29264
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-29264
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-29264.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 5.10.27-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 5.10.28-1 |
| debian | bullseye | fixed | 5.10.28-1 |
| debian | forky | fixed | 5.10.28-1 |
| debian | sid | fixed | 5.10.28-1 |
| debian | trixie | fixed | 5.10.28-1 |
References
Verify integrity in audit chain (admin only). AS-IS.