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Fedora 42's `pcre2` package (10.45-1) has a known CVE (https://app.opencve.io/cve/CVE-2025-58050). RedHat are tracking the CVE (https://access.redhat.com/security/cve/cve-2025-58050) but it has not affected RHEL 7 > 10. The CVE is reported to only impact 10.45. Fedora 41 is using 10.44, Fedora 43 & Rawhide are using 10.46, both versions are reported to be unaffected. Below is an output from Fedora 42: ```bash $ rpm -iq pcre2 pcre2-10.45-1.fc42.x86_64 ``` ```bash $ rpm -qi pcre2 Name : pcre2 Version : 10.45 Release : 1.fc42 Architecture: x86_64 Install Date: Mon 20 Oct 2025 01:51:34 BST Group : Unspecified Size : 714450 License : BSD-3-Clause AND FSFULLR AND X11 AND GPL-2.0-or-later AND FSFAP AND FSFUL AND GPL-3.0-or-later Signature : RSA/SHA256, Thu 27 Feb 2025 09:02:10 GMT, Key ID c8ac4916105ef944 Source RPM : pcre2-10.45-1.fc42.src.rpm Build Date : Thu 27 Feb 2025 08:58:20 GMT Build Host : buildvm-x86-18.iad2.fedoraproject.org Packager : Fedora Project Vendor : Fedora Project URL : https://www.pcre.org/ Bug URL : https://bugz.fedoraproject.org/pcre2 Summary : Perl-compatible regular expression library Description : PCRE2 is a re-working of the original PCRE (Perl-compatible regular expression) library to provide an entirely new API. PCRE2 is written in C, and it has its own API. There are three sets of functions, one for the 8-bit library, which processes strings of bytes, one for the 16-bit library, which processes strings of 16-bit values, and one for the 32-bit library, which processes strings of 32-bit values. There are no C++ wrappers. This package provides support for strings in 8-bit and UTF-8 encodings. Install pcre2-utf16 or pcre2-utf32 packages for the other ones. The distribution does contain a set of C wrapper functions for the 8-bit library that are based on the POSIX regular expression API (see the pcre2posix man page). These can be found in a library called libpcre2posix. Note that this just provides a POSIX calling interface to PCRE2; the regular expressions themselves still follow Perl syntax and semantics. The POSIX API is restricted, and does not give full access to all of PCRE2's facilities. ``` The current build looks to be unpatched and the original build from the F42 release (built in Feb 25 and has the X-1 tag). References https://nvd.nist.gov/vuln/detail/CVE-2025-58050 https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.46 https://access.redhat.com/security/cve/cve-2025-58050 Reproducible: Always
FEDORA-2025-5905c468d2 (pcre2-10.46-1.fc42) has been submitted as an update to Fedora 42. https://bodhi.fedoraproject.org/updates/FEDORA-2025-5905c468d2
FEDORA-2025-5905c468d2 has been pushed to the Fedora 42 testing repository. Soon you'll be able to install the update with the following command: `sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2025-5905c468d2` You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2025-5905c468d2 See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
FEDORA-2025-5905c468d2 (pcre2-10.46-1.fc42) has been pushed to the Fedora 42 stable repository. If problem still persists, please make note of it in this bug report.