OSV-2026-512 Heap-buffer-overflow in g_utf8_get_char

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=498475244 Crash type: Heap-buffer-overflow READ 1 Crash state: gutf8getchar gmarkupescapetext fuzzmarkupescapetext.c...

PT-2026-32217

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=498475244 Crash type: Heap-buffer-overflow READ 1 Crash state: g utf8 get char g markup escape text fuzz markup escape text.c...

libpurple: invalid UTF-8 string handling in SILC messages

The gmarkupescapetext function in the SILC protocol plug-in in libpurple 2.10.0 and earlier, as used in Pidgin and possibly other products, allows remote attackers to cause a denial of service crash via invalid UTF-8 sequences that trigger use of invalid pointers and an out-of-bounds read, relate...