Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc() rules is allocated in ethtool_get_rxnfc and the size is determined by rule_cnt from user space. So rule_cnt needs to be check before using rules to avoid OOB writing or NULL pointer dereference.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.2, < 5.4.257 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/349638f7e5d3c7d328565587bb7b0454bbee02e2Patch
- https://git.kernel.org/stable/c/51fe0a470543f345e3c62b6798929de3ddcedc1dPatch
- https://git.kernel.org/stable/c/5bb09dddc724c5f7c4dc6dd3bfebd685eecd93e8Patch
- https://git.kernel.org/stable/c/61054a8ddb176b155a8f2bacdfefb3727187f5d9Patch
- https://git.kernel.org/stable/c/625b70d31dd4df4b96b3ddcbe251debb33bd67f5Patch
- https://git.kernel.org/stable/c/ba6673824efa3dc198b04a54e69dce480066d7d9Patch
FAQ
What is CVE-2023-53495?
CVE-2023-53495 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc() rules is allocated in ethtool_get_rxnfc and the siz...
How severe is CVE-2023-53495?
CVE-2023-53495 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-53495?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.