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commit 5975149603ba44f6b25ad9b64a859c5f0663c515 Author: Michael Niedermayer <[email protected]> AuthorDate: Fri Jan 23 15:48:15 2026 +0100 Commit: michaelni <[email protected]> CommitDate: Wed Feb 4 00:04:41 2026 +0000 avformat/mpegts: Check IOD_DESCRIPTOR len Fixes: out of array read Fixes: VULN-7/poc.ts Found-by: Zhenpeng (Leo) Lin from depthfirst Signed-off-by: Michael Niedermayer <[email protected]> --- libavformat/mpegts.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c index 7c19abaf76..dc8a0bd0a8 100644 --- a/libavformat/mpegts.c +++ b/libavformat/mpegts.c @@ -2524,7 +2524,7 @@ static void pmt_cb(MpegTSFilter *filter, const uint8_t *section, int section_len // something else is broken, exit the program_descriptors_loop break; program_info_length -= len; - if (tag == IOD_DESCRIPTOR) { + if (tag == IOD_DESCRIPTOR && len >= 2) { get8(&p, p_end); // scope get8(&p, p_end); // label len -= 2; _______________________________________________ ffmpeg-cvslog mailing list -- [email protected] To unsubscribe send an email to [email protected]
