It was discovered that Yelp, the help browser for the GNOME desktop,
allowed help files to execute arbitrary scripts. Opening a malformed
help file could have resulted in data exfiltration.
For the stable distribution (bookworm), this problem has been fixed in
version 42.2-1+deb12u1 of yelp and version 42.1-2+deb12u1 of yelp-xsl.
We recommend that you upgrade your yelp packages.
For the detailed security status of yelp please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/yelp
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
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