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CVE-2020-21490

Published: 22 August 2023

An issue was discovered in GNU Binutils 2.34. It is a memory leak when process microblaze-dis.c. This one will consume memory on each insn disassembled.

Notes

AuthorNote
seth-arnold
binutils isn't safe for untrusted inputs.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
binutils
Launchpad, Ubuntu, Debian
bionic
Released (2.30-21ubuntu1~18.04.9+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
focal Not vulnerable
(2.34-6ubuntu1)
jammy Not vulnerable
(2.38-3ubuntu1)
lunar Not vulnerable
(2.40-2ubuntu4)
mantic Not vulnerable
(2.41-4ubuntu1)
trusty
Released (2.24-5ubuntu14.2+esm3)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (2.34)
xenial
Released (2.26.1-1ubuntu1~16.04.8+esm7)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
Patches:
upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=378fd436405b3051df34ac995b2e03fe1f3d1907

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H