A libcap security update has been released for Red Hat Enterprise Linux 8.

[RHSA-2023:4524-01] Moderate: libcap security update

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Red Hat Security Advisory

Synopsis: Moderate: libcap security update
Advisory ID: RHSA-2023:4524-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4524
Issue date: 2023-08-08
CVE Names: CVE-2023-2602 CVE-2023-2603
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1. Summary:

An update for libcap is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

Libcap is a library for getting and setting POSIX.1e (formerly POSIX 6)
draft 15 capabilities.

Security Fix(es):

* libcap: Integer Overflow in _libcap_strdup() (CVE-2023-2603)

* libcap: Memory Leak on pthread_create() Error (CVE-2023-2602)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed ( https://bugzilla.redhat.com/):

2209113 - CVE-2023-2603 libcap: Integer Overflow in _libcap_strdup()
2209114 - CVE-2023-2602 libcap: Memory Leak on pthread_create() Error

6. Package List:

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
libcap-2.48-5.el8_8.src.rpm

aarch64:
libcap-2.48-5.el8_8.aarch64.rpm
libcap-debuginfo-2.48-5.el8_8.aarch64.rpm
libcap-debugsource-2.48-5.el8_8.aarch64.rpm
libcap-devel-2.48-5.el8_8.aarch64.rpm

ppc64le:
libcap-2.48-5.el8_8.ppc64le.rpm
libcap-debuginfo-2.48-5.el8_8.ppc64le.rpm
libcap-debugsource-2.48-5.el8_8.ppc64le.rpm
libcap-devel-2.48-5.el8_8.ppc64le.rpm

s390x:
libcap-2.48-5.el8_8.s390x.rpm
libcap-debuginfo-2.48-5.el8_8.s390x.rpm
libcap-debugsource-2.48-5.el8_8.s390x.rpm
libcap-devel-2.48-5.el8_8.s390x.rpm

x86_64:
libcap-2.48-5.el8_8.i686.rpm
libcap-2.48-5.el8_8.x86_64.rpm
libcap-debuginfo-2.48-5.el8_8.i686.rpm
libcap-debuginfo-2.48-5.el8_8.x86_64.rpm
libcap-debugsource-2.48-5.el8_8.i686.rpm
libcap-debugsource-2.48-5.el8_8.x86_64.rpm
libcap-devel-2.48-5.el8_8.i686.rpm
libcap-devel-2.48-5.el8_8.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2023-2602
https://access.redhat.com/security/cve/CVE-2023-2603
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is [secalert@redhat.com]. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.

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