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Ubuntu.comUB:CVE-2023-31723

HistoryMay 17, 2023 - 12:00 a.m.

CVE-2023-31723

2023-05-1700:00:00

ubuntu.com

yasm

segmentation violation

expand_mmac_params

function

unix

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

19.0%

JSON

yasm 1.3.0.55.g101bc was discovered to contain a segmentation violation via
the function expand_mmac_params at /nasm/nasm-pp.c.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchyasm< anyUNKNOWN
ubuntu20.04noarchyasm< anyUNKNOWN
ubuntu22.04noarchyasm< anyUNKNOWN
ubuntu24.04noarchyasm< anyUNKNOWN
ubuntu16.04noarchyasm< anyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	yasm	< any	UNKNOWN
ubuntu	20.04	noarch	yasm	< any	UNKNOWN
ubuntu	22.04	noarch	yasm	< any	UNKNOWN
ubuntu	24.04	noarch	yasm	< any	UNKNOWN
ubuntu	16.04	noarch	yasm	< any	UNKNOWN

References

github.com/DaisyPo/fuzzing-vulncollect/blob/main/yasm/SEGV/nasm-pp.c:4008%20in%20expand_mmac_params/README.md

github.com/yasm/yasm/issues/220

launchpad.net/bugs/cve/CVE-2023-31723

nvd.nist.gov/vuln/detail/CVE-2023-31723

security-tracker.debian.org/tracker/CVE-2023-31723

www.cve.org/CVERecord?id=CVE-2023-31723

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

19.0%

JSON

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