pidgin/pidgin

Fix an out of bounds write in purple_markup_linkify.
release-2.x.y
2021-07-08, Gary Kramlich
71df0a528a5a
Fix an out of bounds write in purple_markup_linkify.

This was found by Thomas Roth , Dominik Maier
, and Fabian Freyer .

Testing Done:
Compiled and ran the `purple_markup_linkify_fuzzer` from the google oss-fuzz project to verify the fix.

Reviewed at https://reviews.imfreedom.org/r/781/
FROM pidgin/release-builder:release-2.x.y AS build
COPY . /pidgin
RUN set -ex && \
cd /pidgin && \
./autogen.sh --enable-debug && \
make -s -j$(nproc) docs
FROM rwgrim/goserve
EXPOSE 3000
COPY --from=build /pidgin/doc/html html