7.5

CVE-2023-52558

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.
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OpenbsdOpenbsd Version < 7.3
OpenbsdOpenbsd Version7.3 Update-
OpenbsdOpenbsd Version7.3 Updateerrata_001
OpenbsdOpenbsd Version7.3 Updateerrata_002
OpenbsdOpenbsd Version7.3 Updateerrata_003
OpenbsdOpenbsd Version7.3 Updateerrata_004
OpenbsdOpenbsd Version7.3 Updateerrata_005
OpenbsdOpenbsd Version7.3 Updateerrata_006
OpenbsdOpenbsd Version7.3 Updateerrata_007
OpenbsdOpenbsd Version7.3 Updateerrata_008
OpenbsdOpenbsd Version7.3 Updateerrata_009
OpenbsdOpenbsd Version7.3 Updateerrata_010
OpenbsdOpenbsd Version7.3 Updateerrata_011
OpenbsdOpenbsd Version7.3 Updateerrata_012
OpenbsdOpenbsd Version7.3 Updateerrata_013
OpenbsdOpenbsd Version7.3 Updateerrata_014
OpenbsdOpenbsd Version7.3 Updateerrata_015
OpenbsdOpenbsd Version7.3 Updateerrata_016
OpenbsdOpenbsd Version7.3 Updateerrata_017
OpenbsdOpenbsd Version7.3 Updateerrata_018
OpenbsdOpenbsd Version7.4 Update-
OpenbsdOpenbsd Version7.4 Updateerrata_001
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.07% 0.223
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
134c704f-9b21-4f2e-91b3-4a467353bcc0 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-131 Incorrect Calculation of Buffer Size

The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow.