MEDIUM 5.5 Microsoft

CVE-2021-29264

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.

Microsoft Security Update 2021-Mar: 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 Products

References

Published: 2021-03-09 · Source: Microsoft · Feed updated: 2026-08-20
This medium severity vulnerability with a CVSS score of 5.5 was published on 2021-03-09 via Microsoft. Affected: cbl2 kernel 5.10.78.1-1 on CBL Mariner 2.0.
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