CVE-2023-2602
First published: Mon May 22 2023(Updated: )
A vulnerability was found in the pthread_create() function in libcap. This issue may allow a malicious actor to use cause __real_pthread_create() to return an error, which can exhaust the process memory.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Libcap Project Libcap | =2.66 | |
| Redhat Enterprise Linux | =6.0 | |
| Redhat Enterprise Linux | =7.0 | |
| Redhat Enterprise Linux | =8.0 | |
| Redhat Enterprise Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 | |
| Debian Debian Linux | =12.0 | |
| Fedoraproject Fedora | =37 | |
| Fedoraproject Fedora | =38 | |
| debian/libcap2 | <=1:2.44-1 | 1:2.66-4 1:2.66-5 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=2209114
- https://www.x41-dsec.de/static/reports/X41-libcap-Code-Review-2023-OSTIF-Final-Report.pdf
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPEGCFMCN5KGCFX5Y2VTKR732TTD4ADW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ57ICDLMVYEREXQGZWL4GWI7FRJCRQT/
- https://access.redhat.com/security/cve/CVE-2023-2602
- https://security-tracker.debian.org/tracker/CVE-2023-2602
- https://www.cve.org/CVERecord?id=CVE-2023-2602
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2210641
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2210643
- https://access.redhat.com/errata/RHSA-2023:4524
- https://access.redhat.com/errata/RHSA-2023:5071
- https://access.redhat.com/errata/RHSA-2023:7400
- https://sites.google.com/site/fullycapable/release-notes-for-libcap#h.iuvg7sbjg8pe
- https://www.openwall.com/lists/oss-security/2023/05/15/4
- https://git.kernel.org/pub/scm/libs/libcap/libcap.git/commit/?id=bc6b36682f188020ee4770fae1d41bde5b2c97bb
Frequently Asked Questions
What is CVE-2023-2602?
CVE-2023-2602 is a vulnerability found in the pthread_create() function in libcap that can allow a malicious actor to exhaust the process memory.
How severe is CVE-2023-2602?
CVE-2023-2602 has a severity level of low with a severity value of 3.3.
Which software is affected by CVE-2023-2602?
The affected software includes libcap2 (version 1:2.44-1), Libcap Project Libcap (version 2.66), Redhat Enterprise Linux (versions 6.0, 7.0, 8.0, 9.0), Debian Debian Linux (versions 10.0, 11.0, 12.0), and Fedoraproject Fedora (versions 37, 38).
How do I fix CVE-2023-2602?
To fix CVE-2023-2602, update the libcap2 package to versions 1:2.25-2 or 1:2.66-4.
Where can I find more information about CVE-2023-2602?
You can find more information about CVE-2023-2602 on the following pages: Red Hat Security Tracker, Debian Security Tracker, and CVE website.
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