OSV-2022-829 Heap-use-after-free in xps_tifsSeekProc

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50893 Crash type: Heap-use-after-free READ 8 Crash state: xpstifsSeekProc TIFFRewriteDirectory TIFFFlush...

OSV-2022-643 Heap-use-after-free in gs_tifsSeekProc

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49528 Crash type: Heap-use-after-free READ 8 Crash state: gstifsSeekProc TIFFWriteDirectorySec TIFFRewriteDirectory...