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CVE-2019-20367

Published: 8 January 2020

nlist.c in libbsd before 0.10.0 has an out-of-bounds read during a comparison for a symbol name from the string table (strtab).

Priority

Medium

Cvss 3 Severity Score

9.1

Score breakdown

Status

Package Release Status
libbsd
Launchpad, Ubuntu, Debian
bionic
Released (0.8.7-1ubuntu0.1)
disco
Released (0.9.1-2ubuntu0.1)
eoan Not vulnerable
(0.10.0-1)
trusty
Released (0.6.0-2ubuntu1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (0.10.0-1)
xenial
Released (0.8.2-1ubuntu0.1)
Patches:
upstream: https://gitlab.freedesktop.org/libbsd/libbsd/commit/9d917aad37778a9f4a96ba358415f077f3f36f3b

Severity score breakdown

Parameter Value
Base score 9.1
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H