CVE-2023-36660
criticalThe OCB feature in libnettle in Nettle 3.9 before 3.9.1 allows memory corruption.
Vendor / product: Nettle Project — nettle
The OCB feature in libnettle in Nettle 3.9 before 3.9.1 allows memory corruption.
CVSS
9.8
9.8 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2023-06-25 22:15
Modified: 2026-10-15 00:16
NVD status: Modified
Last synced 2 days ago
Verified against the source API 2026-10-27 07:06 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
nettle_project / nettle 3.9
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Patch / mitigation: https://bugzilla.suse.com/show_bug.cgi?id=1212112
Patch / mitigation: https://git.lysator.liu.se/nettle/nettle/-/commit/867a4548b95705291a3afdd66d76e7f17ba2618f
Patch / mitigation: https://git.lysator.liu.se/nettle/nettle/-/compare/nettle_3.9_release_20230514...nettle_3.9.1_release_20230601
Patch / mitigation: https://bugzilla.suse.com/show_bug.cgi?id=1212112
References
- https://bugzilla.suse.com/show_bug.cgi?id=1212112 cve@mitre.org
- https://git.lysator.liu.se/nettle/nettle/-/commit/867a4548b95705291a3afdd66d76e7f17ba2618f cve@mitre.org
- https://git.lysator.liu.se/nettle/nettle/-/compare/nettle_3.9_release_20230514...nettle_3.... cve@mitre.org
- https://security.gentoo.org/glsa/202401-24 cve@mitre.org
- https://bugzilla.suse.com/show_bug.cgi?id=1212112 af854a3a-2127-422b-91ae-364da2661108
- https://git.lysator.liu.se/nettle/nettle/-/commit/867a4548b95705291a3afdd66d76e7f17ba2618f af854a3a-2127-422b-91ae-364da2661108
- https://git.lysator.liu.se/nettle/nettle/-/compare/nettle_3.9_release_20230514...nettle_3.... af854a3a-2127-422b-91ae-364da2661108
- https://security.gentoo.org/glsa/202401-24 af854a3a-2127-422b-91ae-364da2661108
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 07:06 UTC · record ↗