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CVE-2023-53397modpost: fix off by one in is_executable_section()
- 5.5MediumCVSS base score
- 0.15%Exploitation in 30 daysEPSS · top 96% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: modpost: fix off by one in is_executable_section() The > comparison should be >= to prevent an out of bounds array access.
Timeline
ID reserved
By Linux
- 1 day later
· 1 day later
Published
- 8 months later
· 8 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 |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 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)
- 0.15% · top 96% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected 52dc0595d540155436d91811f929bdc8afd6a2a1 – < 7ee557590bac154d324de446d1cd0444988bd511
- affected 52dc0595d540155436d91811f929bdc8afd6a2a1 – < 02dc8e8bdbe4412cfcf17ee3873e63fa5a55b957
- affected 52dc0595d540155436d91811f929bdc8afd6a2a1 – < cb0cdca5c979bc34c27602e2039562932c2591a4
- affected 52dc0595d540155436d91811f929bdc8afd6a2a1 – < 5e0424cd8a44b5f480feb06753cdf4e1f248d148
- affected 52dc0595d540155436d91811f929bdc8afd6a2a1 – < dd872d5576cc94528f427c7264c2c438928cc6d2
- affected 52dc0595d540155436d91811f929bdc8afd6a2a1 – < cade370efe2f9e2a79ea8587506ffe2b51ac6d2b
- affected 52dc0595d540155436d91811f929bdc8afd6a2a1 – < 8b2e77050b91199453bf19d0517b047b7339a9e3
- affected 52dc0595d540155436d91811f929bdc8afd6a2a1 – < 3a3f1e573a105328a2cca45a7cfbebabbf5e3192
- affected 4.1
- unaffected < 4.1
- unaffected 4.14.322 – ≤ 4.14.*
- unaffected 5.4.251 – ≤ 5.4.*
- unaffected 5.10.188 – ≤ 5.10.*
- unaffected 5.15.121 – ≤ 5.15.*
- unaffected 6.1.39 – ≤ 6.1.*
- unaffected 6.3.13 – ≤ 6.3.*
- unaffected 6.4.4 – ≤ 6.4.*
- unaffected 6.5 – ≤ *
References
References8
- https://git.kernel.org/stable/c/7ee557590bac154d324de446d1cd0444988bd511 (opens in a new tab)
- https://git.kernel.org/stable/c/02dc8e8bdbe4412cfcf17ee3873e63fa5a55b957 (opens in a new tab)
- https://git.kernel.org/stable/c/cb0cdca5c979bc34c27602e2039562932c2591a4 (opens in a new tab)
- https://git.kernel.org/stable/c/5e0424cd8a44b5f480feb06753cdf4e1f248d148 (opens in a new tab)
- https://git.kernel.org/stable/c/dd872d5576cc94528f427c7264c2c438928cc6d2 (opens in a new tab)
- https://git.kernel.org/stable/c/cade370efe2f9e2a79ea8587506ffe2b51ac6d2b (opens in a new tab)
- https://git.kernel.org/stable/c/8b2e77050b91199453bf19d0517b047b7339a9e3 (opens in a new tab)
- https://git.kernel.org/stable/c/3a3f1e573a105328a2cca45a7cfbebabbf5e3192 (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)
- EUVD EUVD-2025-29955 (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://cveledger.app/cve/CVE-2023-53397)Record last updated .