Buffer overflow in Linux
CVE-2021-47148
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.
Vulnerability class: Buffer Overflow
EPSS: 0.002 (14.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions 81a4362016e7d8b17031fe1aa43cdb58a7f0f163, 5.12, 0
- Linux Linux_kernel — versions 5.13
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2021-47148?
- CVE-2021-47148 is a high-severity vulnerability in Linux, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2024-03-25.
- How severe is CVE-2021-47148?
- High severity. CVSS v3 base score is 7.8 out of 10.