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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2021-33461
HistoryJul 26, 2022 - 1:15 p.m.

CVE-2021-33461

2022-07-2613:15:09
Debian Security Bug Tracker
security-tracker.debian.org
23
yasm
use-after-free
intnum_destroy
libyasm
intnum

CVSS3

5.5

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

EPSS

0.001

Percentile

23.8%

An issue was discovered in yasm version 1.3.0. There is a use-after-free in yasm_intnum_destroy() in libyasm/intnum.c.

CVSS3

5.5

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

EPSS

0.001

Percentile

23.8%