CVE-2022-48063

2023-08-2200:00:00

ubuntu.com

cve-2022-48063

gnu binutils

excessive memory consumption

load_separate_debug_files

dwarf2.c

crafted elf file

dns attack

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

5.5 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

10.5%

JSON

GNU Binutils before 2.40 was discovered to contain an excessive memory
consumption vulnerability via the function load_separate_debug_files at
dwarf2.c. The attacker could supply a crafted ELF file and cause a DNS
attack.

Bugs

<https://sourceware.org/bugzilla/show_bug.cgi?id=29924>

Notes

Author	Note
seth-arnold	binutils isn’t safe for untrusted inputs.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchbinutils< 2.30-21ubuntu1~18.04.9+esm3UNKNOWN
ubuntu20.04noarchbinutils< 2.34-6ubuntu1.9UNKNOWN
ubuntu22.04noarchbinutils< 2.38-4ubuntu2.6UNKNOWN
ubuntu14.04noarchbinutils< 2.24-5ubuntu14.2+esm5UNKNOWN
ubuntu16.04noarchbinutils< 2.26.1-1ubuntu1~16.04.8+esm9UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	binutils	< 2.30-21ubuntu1~18.04.9+esm3	UNKNOWN
ubuntu	20.04	noarch	binutils	< 2.34-6ubuntu1.9	UNKNOWN
ubuntu	22.04	noarch	binutils	< 2.38-4ubuntu2.6	UNKNOWN
ubuntu	14.04	noarch	binutils	< 2.24-5ubuntu14.2+esm5	UNKNOWN
ubuntu	16.04	noarch	binutils	< 2.26.1-1ubuntu1~16.04.8+esm9	UNKNOWN