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Fedora 37 FEDORA-2022-273a86adf0 Critical: Libdwarf Double Free

fedora
Calendar Grey September 17, 2022
Dist Fedora Esm H88
Upgrade libdwarf to version 0.4.2 in Fedora 37 to fix a significant double free vulnerability. Use dnf for installation.
Update to latest upstream release

Summary

Library to access the DWARF debugging file format which supports

source level debugging of a number of procedural languages, such as C, C++,

and Fortran. Please see https://dwarfstd.org/ for DWARF specification.

Update to latest upstream release

* Tue Sep 13 2022 Tom Hughes - 1:0.4.2-1

- Update to 0.4.2 upstream release

[ 1 ] Bug #2126426 - CVE-2022-39170 libdwarf: double free in _dwarf_exec_frame_instr() in dwarf_frame.c [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=2126426

[ 2 ] Bug #2126518 - libdwarf-0.4.2 is available

https://bugzilla.redhat.com/show_bug.cgi?id=2126518

su -c 'dnf upgrade --advisory FEDORA-2022-273a86adf0' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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/security/

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Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 37
Version: 0.4.2
Release: 1.fc37
Summary: Library to access the DWARF Debugging file format

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