OSV-2020-1161 Heap-buffer-overflow in impeg2_fmt_conv_yuv420p_to_yuv420sp_uv
A heap buffer overflow in the MPEG-2 decoder allows attackers to execute arbitrary code or cause denial of service via crafted media files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2020-1161?
OSV-2020-1161 is a memory corruption vulnerability in libmpeg2, published on 22 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16604
Crash type: Heap-buffer-overflow WRITE 1
Crash state:
impeg2_fmt_conv_yuv420p_to_yuv420sp_uv
impeg2d_format_convert
impeg2d_dec_pic_data_thread
Which versions are affected by OSV-2020-1161?
1 open source package ship an affected version, including libmpeg2.
| Package | Affected | Fixed in |
|---|---|---|
libmpeg2 OSS-Fuzz | All versions | None |
How do I fix OSV-2020-1161?
No fix has been published for OSV-2020-1161 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is OSV-2020-1161 being exploited?
There is no known exploitation of OSV-2020-1161 in the wild and no public exploit code.