CVE-2023-2603

2023-05-1500:00:00

ubuntu.com

libcap

vulnerability

integer overflow

bugzilla

debian

4gib

function

unix

alexmurray

lcap-cr-23-02

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

A vulnerability was found in libcap. This issue occurs in the
_libcap_strdup() function and can lead to an integer overflow if the input
string is close to 4GiB.

Bugs

Notes

Author	Note
alexmurray	also referenced as LCAP-CR-23-02

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlibcap2< 1:2.25-1.2ubuntu0.1~esm1UNKNOWN
ubuntu20.04noarchlibcap2< 1:2.32-1ubuntu0.1UNKNOWN
ubuntu22.04noarchlibcap2< 1:2.44-1ubuntu0.22.04.1UNKNOWN
ubuntu22.10noarchlibcap2< 1:2.44-1ubuntu0.22.10.1UNKNOWN
ubuntu23.04noarchlibcap2< 1:2.66-3ubuntu2.1UNKNOWN
ubuntu14.04noarchlibcap2< 1:2.24-0ubuntu2+esm1UNKNOWN
ubuntu16.04noarchlibcap2< 1:2.24-12ubuntu0.1~esm1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	libcap2	< 1:2.25-1.2ubuntu0.1~esm1	UNKNOWN
ubuntu	20.04	noarch	libcap2	< 1:2.32-1ubuntu0.1	UNKNOWN
ubuntu	22.04	noarch	libcap2	< 1:2.44-1ubuntu0.22.04.1	UNKNOWN
ubuntu	22.10	noarch	libcap2	< 1:2.44-1ubuntu0.22.10.1	UNKNOWN
ubuntu	23.04	noarch	libcap2	< 1:2.66-3ubuntu2.1	UNKNOWN
ubuntu	14.04	noarch	libcap2	< 1:2.24-0ubuntu2+esm1	UNKNOWN
ubuntu	16.04	noarch	libcap2	< 1:2.24-12ubuntu0.1~esm1	UNKNOWN