CVE-2023-52558

OpenBSD 7.4 and 7.3 m_split() network buffer kernel crash

Published Mar 1, 2024 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
In OpenBSD 7.4 before errata 002 and OpenBSD 7.3 before errata 019, a network buffer that had to be split at certain length that could crash the kernel after receiving specially crafted escape sequences.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:o:openbsd:openbsd:7.3:-:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_001:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_002:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_003:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_004:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_005:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_006:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_007:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_008:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_009:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_010:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_011:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_012:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_013:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_014:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_015:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_016:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_017:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.3:errata_018:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.4:-:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:7.4:errata_001:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Openbsd
Openbsd openbsd
CPEs cpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*
Vendors & Products Openbsd
Openbsd openbsd
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
cisa-cg
Published
Updated
Nov 19, 2024, 9:42 PM
Reserved
Mar 1, 2024, 4:04 PM
Status
Analyzed
Published
Mar 1, 2024, 5:15 PM
Modified
Jun 17, 2026, 6:43 AM