CVE-2023-2603

7.8 HIGH

Published: June 06, 2023 Modified: December 02, 2025

Description

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=2209113

Source: secalert@redhat.com

Issue Tracking Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ57ICDLMVYEREXQGZWL4GWI7FRJCRQT/

Source: secalert@redhat.com

Broken Link Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPEGCFMCN5KGCFX5Y2VTKR732TTD4ADW/

Source: secalert@redhat.com

Broken Link Third Party Advisory

https://www.x41-dsec.de/static/reports/X41-libcap-Code-Review-2023-OSTIF-Final-Report.pdf

Source: secalert@redhat.com

Exploit Technical Description

https://bugzilla.redhat.com/show_bug.cgi?id=2209113

Source: af854a3a-2127-422b-91ae-364da2661108

Issue Tracking Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ57ICDLMVYEREXQGZWL4GWI7FRJCRQT/

Source: af854a3a-2127-422b-91ae-364da2661108

Broken Link Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPEGCFMCN5KGCFX5Y2VTKR732TTD4ADW/

Source: af854a3a-2127-422b-91ae-364da2661108

Broken Link Third Party Advisory

https://www.x41-dsec.de/static/reports/X41-libcap-Code-Review-2023-OSTIF-Final-Report.pdf

Source: af854a3a-2127-422b-91ae-364da2661108

Exploit Technical Description

8 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.8 / 10.0

EPSS (Exploit Probability)

1.1%

78th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-190 CWE-190

Affected Vendors

redhat debian fedoraproject libcap_project

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