CVE-2023-53661
bnxt: avoid overflow in bnxt_get_nvram_directory()
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
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.
Timeline
ID reserved
By Linux
Published
- 7 months later
· 7 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.16% · top 95% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected c0c050c58d840994ba842ad1c338a98e7c12b764 – < d5eaf2a6b077f32a477feb1e9e1c1f60605b460e
- affected c0c050c58d840994ba842ad1c338a98e7c12b764 – < efb1a257513438d43f4335f09b2f684e8167cad2
- affected c0c050c58d840994ba842ad1c338a98e7c12b764 – < 17e0453a7523ad7a25bb47af941b150a6c66d7b6
- affected c0c050c58d840994ba842ad1c338a98e7c12b764 – < 7c6dddc239abe660598c49ec95ea0ed6399a4b2a
- affected 4.4
- unaffected < 4.4
- unaffected 5.15.113 – ≤ 5.15.*
- unaffected 6.1.30 – ≤ 6.1.*
- unaffected 6.3.4 – ≤ 6.3.*
- unaffected 6.4 – ≤ *
References (4)
- https://git.kernel.org/stable/c/d5eaf2a6b077f32a477feb1e9e1c1f60605b460e (opens in a new tab)
- https://git.kernel.org/stable/c/efb1a257513438d43f4335f09b2f684e8167cad2 (opens in a new tab)
- https://git.kernel.org/stable/c/17e0453a7523ad7a25bb47af941b150a6c66d7b6 (opens in a new tab)
- https://git.kernel.org/stable/c/7c6dddc239abe660598c49ec95ea0ed6399a4b2a (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-53661)Record last updated .