Bug 58607 - perl: Multiple issues (5.2)
Summary: perl: Multiple issues (5.2)
Status: CLOSED FIXED
Alias: None
Product: UCS
Classification: Unclassified
Component: Security updates
Version: UCS 5.2
Hardware: All Linux
: P3 normal
Target Milestone: UCS 5.2-3-errata
Assignee: Quality Assurance
QA Contact: Dirk Wiesenthal
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Reported: 2025-09-10 11:00 CEST by Quality Assurance
Modified: 2025-09-17 14:09 CEST (History)
2 users (show)

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What kind of report is it?: Security Issue
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Max CVSS v3 score: 7.4 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N) NVD RedHat

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Description Quality Assurance univentionstaff 2025-09-10 11:00:33 CEST 
New Debian perl 5.36.0-7+deb12u3 fixes:
This update addresses the following issues:
* perl: Perl 5.34, 5.36, 5.38 and 5.40 are vulnerable to a heap buffer  overflow when transliterating non-ASCII bytes (CVE-2024-56406)
5.36.0-7+deb12u3 (Fri, 29 Aug 2025 15:09:36 +0300)
* [SECURITY] CVE-2023-31484: CPAN.pm now verifies TLS certificates.

* [SECURITY] CVE-2025-40909: Clone dirhandles without fchdir
Comment 1 Quality Assurance univentionstaff 2025-09-10 12:00:44 CEST 
--- mirror/ftp/pool/main/p/perl/perl_5.36.0-7+deb12u2.dsc
+++ apt/ucs_5.2-0-errata5.2-3/source/perl_5.36.0-7+deb12u3.dsc
@@ -1,3 +1,10 @@
+5.36.0-7+deb12u3 [Fri, 29 Aug 2025 15:09:36 +0300] Niko Tyni <ntyni@debian.org>:
+
+  * [SECURITY] CVE-2023-31484: CPAN.pm now verifies TLS certificates.
+                               (Closes: #1035109)
+  * [SECURITY] CVE-2025-40909: Clone dirhandles without fchdir
+                               (Closes: #1098226)
+
 5.36.0-7+deb12u2 [Sat, 12 Apr 2025 18:16:31 +0300] Niko Tyni <ntyni@debian.org>:
 
   * [SECURITY] CVE-2024-56406: Fix heap-buffer-overflow with tr//

<http://piuparts.knut.univention.de/5.2-3/#2330598840502386000>
Comment 2 Dirk Wiesenthal univentionstaff 2025-09-11 17:48:51 CEST 
OK: YAML
OK: Tests
OK: piuparts
Comment 3 Christian Castens univentionstaff 2025-09-17 14:09:02 CEST 
<https://errata.software-univention.de/#/?erratum=5.2x207>