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cveMitreCVE-2021-33454
HistoryJul 26, 2022 - 1:15 p.m.

CVE-2021-33454

2022-07-2613:15:09
CWE-476
mitre
web.nvd.nist.gov
167
4
cve
2021
33454
null pointer dereference
yasm
yasm_expr_get_intnum
libyasm
expr

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

AI Score

5.3

Confidence

High

EPSS

0.001

Percentile

23.8%

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in yasm_expr_get_intnum() in libyasm/expr.c.

Affected configurations

Nvd
Node
tortallyasmMatch1.3.0
VendorProductVersionCPE
tortallyasm1.3.0cpe:2.3:a:tortall:yasm:1.3.0:*:*:*:*:*:*:*

Social References

More

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

AI Score

5.3

Confidence

High

EPSS

0.001

Percentile

23.8%