CVE-2023-35784

CRITICAL

9.8

Description

A double free or use after free could occur after SSL_clear in OpenBSD 7.2 before errata 026 and 7.3 before errata 004, and in LibreSSL before 3.6.3 and 3.7.x before 3.7.3. NOTE: OpenSSL is not affected.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published6/16/2023

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

openbsd:libresslopenbsd:openbsd

Weaknesses (CWE)

CWE-415CWE-416

References

https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.6.3-relnotes.txt(cve@mitre.org)

https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.7.3-relnotes.txt(cve@mitre.org)

https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/026_ssl.patch.sig(cve@mitre.org)

https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/004_ssl.patch.sig(cve@mitre.org)

https://github.com/libressl/openbsd/commit/e42d8f4b21a8a498e2eabbffe4c7b7d4ef7cec54(cve@mitre.org)

https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.6.3-relnotes.txt(af854a3a-2127-422b-91ae-364da2661108)

https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.7.3-relnotes.txt(af854a3a-2127-422b-91ae-364da2661108)

https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/026_ssl.patch.sig(af854a3a-2127-422b-91ae-364da2661108)

https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/004_ssl.patch.sig(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/libressl/openbsd/commit/e42d8f4b21a8a498e2eabbffe4c7b7d4ef7cec54(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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