[FFmpeg-devel] [PATCH 1/2] avcodec/htmlsubtitles: Fixes denial of service due to use of sscanf in inner loop for tag scaning

Michael Niedermayer michaelni at gmx.at
Sun Feb 17 10:38:27 EET 2019


On Wed, Feb 13, 2019 at 01:22:37AM +0100, Michael Niedermayer wrote:
> From: Kevin Backhouse via RT <security-reports at semmle.com>
> 
> Fixes: [Semmle Security Reports #19438]
> Fixes: dos_sscanf1.mkv
> 
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavcodec/htmlsubtitles.c | 30 +++++++++++++++++++++++++++++-
>  1 file changed, 29 insertions(+), 1 deletion(-)

will apply patchset

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No human being will ever know the Truth, for even if they happen to say it
by chance, they would not even known they had done so. -- Xenophanes
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