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ubuntucveUbuntu.comUB:CVE-2020-21490
HistoryAug 22, 2023 - 12:00 a.m.

CVE-2020-21490

2023-08-2200:00:00
ubuntu.com
ubuntu.com
8
cve-2020-21490
memory leak
gnu binutils
microblaze-dis.c
untrusted inputs

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

0.0004 Low

EPSS

Percentile

10.3%

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

Author Note
seth-arnold binutils isn’t safe for untrusted inputs.
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchbinutils<Β 2.30-21ubuntu1~18.04.9+esm1UNKNOWN
ubuntu14.04noarchbinutils<Β 2.24-5ubuntu14.2+esm3UNKNOWN
ubuntu16.04noarchbinutils<Β 2.26.1-1ubuntu1~16.04.8+esm7UNKNOWN

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

0.0004 Low

EPSS

Percentile

10.3%