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Fedora 43 libgsasl Critical DoS Out Of Bounds 2026-5317df36be
fedora
April 4, 2026
GSSAPI server: Boundary check gss_wrap token (read OOB)
Summary
The library includes support for the SASL framework
and at least partial support for the CRAM-MD5, EXTERNAL,
GSSAPI, ANONYMOUS, PLAIN, SECURID, DIGEST-MD5, LOGIN,
and NTLM mechanisms.
Update Information:
GSSAPI server: Boundary check gss_wrap token (read OOB)
Topics Covered
Change Log
* Thu Mar 26 2026 Peter Lemenkov
References
[ 1 ] Bug #2119154 - CVE-2022-2469 libgsasl: Out of bounds read causes DoS [fedora-43]
https://bugzilla.redhat.com/show_bug.cgi?id=2119154
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-5317df36be' 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
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Name: libgsasl
Product: Fedora 43
Version: 1.10.0
Release: 15.fc43
Summary: GNU SASL library
Topics Covered
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