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CVE-2021-3549

Published: 26 May 2021

An out of bounds flaw was found in GNU binutils objdump utility version 2.36. An attacker could use this flaw and pass a large section to avr_elf32_load_records_from_section() probably resulting in a crash or in some cases memory corruption. The highest threat from this vulnerability is to integrity as well as system availability.

Notes

AuthorNote
mdeslaur
od-elf32_avr.c is not built in the Ubuntu package

Priority

Low

Cvss 3 Severity Score

7.1

Score breakdown

Status

Package Release Status
binutils
Launchpad, Ubuntu, Debian
jammy
Released (2.37-7ubuntu1)
impish
Released (2.37-7ubuntu1)
bionic Not vulnerable
(code not compiled)
focal Not vulnerable
(code not compiled)
groovy Ignored
(end of life)
hirsute Not vulnerable
(code not compiled)
trusty Not vulnerable
(code not compiled)
upstream
Released (2.37-3)
xenial Not vulnerable
(code not compiled)
Patches:
upstream: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=1cfcf3004e1830f8fe9112cfcd15285508d2c2b7

Severity score breakdown

Parameter Value
Base score 7.1
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H