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Ubuntu.comUB:CVE-2022-1249

HistoryApr 29, 2022 - 12:00 a.m.

CVE-2022-1249

2022-04-2900:00:00

ubuntu.com

cve-2022-1249

pesign

cms_set_pw_data

unix

null pointer dereference

crash

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

EPSS

Percentile

12.6%

JSON

A NULL pointer dereference flaw was found in pesign’s cms_set_pw_data()
function of the cms_common.c file. The function fails to handle the NULL
pwdata invocation from daemon.c, which leads to an explicit NULL
dereference and crash on all attempts to daemonize pesign.

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

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

References

github.com/rhboot/pesign/pull/79

launchpad.net/bugs/cve/CVE-2022-1249

nvd.nist.gov/vuln/detail/CVE-2022-1249

security-tracker.debian.org/tracker/CVE-2022-1249

www.cve.org/CVERecord?id=CVE-2022-1249

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS3

3.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

EPSS

Percentile

12.6%

JSON

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