CVE-2021-47148

octeontx2-pf: fix a buffer overflow in otx2_set_rxfh_context()

State: Published
Severity: 7.8 High
Published: Mar 25, 2024
Updated: Aug 5, 2026
Reserved: Mar 4, 2024

Description

In the Linux kernel, the following vulnerability has been resolved:

octeontx2-pf: fix a buffer overflow in otx2_set_rxfh_context()

This function is called from ethtool_set_rxfh() and "*rss_context" comes from the user. Add some bounds checking to prevent memory corruption.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	Linux

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	81a4362016e7d8b17031fe1aa43cdb58a7f0f163 to before 389146bc6d2bbb20714d06624b74856320ce40f7Affected 81a4362016e7d8b17031fe1aa43cdb58a7f0f163 to before e5cc361e21648b75f935f9571d4003aaee480214Affected
LinuxLinux	5.12Affected before 5.12Not affected 5.12.9 through 5.12.*Not affected 5.13 and laterNot affected

References

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