CVE-2023-53661
MEDIUM severity · CVSS 5.5 · Integer overflow
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: bnxt: avoid overflow in bnxt_get_nvram_directory() The value of an arithmetic expression is subject of possible overflow due to a failure to cast operands to a larger data type before performing arithmetic. Used macro for multiplication instead operator for avoiding overflow. Found by Security Code and Linux Verification Center (linuxtesting.org) with SVACE.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/17e0453a7523ad7a25bb47af941b150a6c66d7b6 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/17e0453a7523ad7a25bb47af941b150a6c66d7b6Patch
- https://git.kernel.org/stable/c/7c6dddc239abe660598c49ec95ea0ed6399a4b2aPatch
- https://git.kernel.org/stable/c/d5eaf2a6b077f32a477feb1e9e1c1f60605b460ePatch
- https://git.kernel.org/stable/c/efb1a257513438d43f4335f09b2f684e8167cad2Patch