From fbd4397d9d6b86aa643ea9be017c2f117dbc2a22 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 30 May 2026 19:48:14 +0200 Subject: [PATCH] tools/target_dem_fuzzer: do not exit on io_buffer allocation failure Failure to allocate a randomly sized buffer should not count as a anomaly in the fuzzer there is nothing to fix in that case Fixes: 490112574/clusterfuzz-testcase-minimized-ffmpeg_dem_TMV_fuzzer-6600485921685504 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer (cherry picked from commit 2cce6ad03062b4cb10298513353ce55576ba7712) Signed-off-by: Michael Niedermayer --- tools/target_dem_fuzzer.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/tools/target_dem_fuzzer.c b/tools/target_dem_fuzzer.c index 8e96fad7f8..ad512f4c02 100644 --- a/tools/target_dem_fuzzer.c +++ b/tools/target_dem_fuzzer.c @@ -185,8 +185,11 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { error("Failed to allocate pkt"); io_buffer = av_malloc(io_buffer_size); - if (!io_buffer) - error("Failed to allocate io_buffer"); + if (!io_buffer) { + avformat_free_context(avfmt); + av_packet_free(&pkt); + return 0; + } opaque.filesize = filesize; opaque.pos = 0;