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Fedora Update Notification
FEDORA-2026-e537df8511
2026-10-01 00:56:44.623822+00:00
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Name        : libunwind
Product     : Fedora 43
Version     : 1.8.3
Release     : 4.fc43
URL         : http://savannah.nongnu.org/projects/libunwind
Summary     : An unwinding library
Description :
Libunwind provides a C ABI to determine the call-chain of a program.

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Update Information:

This update removes C++ exception symbols that were incorrectly defined on
ppc64le and applies fixes for s390x.
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ChangeLog:

* Fri Aug 21 2026 Florian Weimer  <[email protected]> - 1.8.3-4
- Disable C++ exception support on all architectures (#2517606)
- Add libunwind-s390x-glibc-mmap.patch to use glibc mmap on s390x
  (libunwind mmap did not use the right syscall ABI).
- Add libunwind-s390x-backtrace-*.patch to fix endless loops in tests.
* Thu Jul 16 2026 Fedora Release Engineering <[email protected]> - 
1.8.3-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild
* Fri Jan 16 2026 Fedora Release Engineering <[email protected]> - 
1.8.3-2
- Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild
* Wed Oct  8 2025 Tom Callaway <[email protected]> - 1.8.3-1
- update to 1.8.3
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References:

  [ 1 ] Bug #2517606 - libunwind: C++ exception handling erroneously enabled on 
ppc64le
        https://bugzilla.redhat.com/show_bug.cgi?id=2517606
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2026-e537df8511' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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