CVE-2017-17555 Null dereference in n/a
Remote attackers can cause a denial of service via a crafted audio file due to a NULL pointer dereference in the FFmpeg libswresample library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2017-17555?
CVE-2017-17555 is a medium-severity vulnerability in Ffmpeg Ffmpeg, published on 12 Dec 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The swri_audio_convert function in audioconvert.c in FFmpeg libswresample through 3.0.101, as used in FFmpeg 3.4.1, aubio 0.4.6, and other products, allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted audio file.
Weakness: CWE-476
Which versions are affected by CVE-2017-17555?
1 open source package ship an affected version, including aubio. It affects 3 products.
| Package | Affected | Fixed in |
|---|---|---|
aubio PyPI | All versions | 0.4.7 |
Products include Aubio Aubio, Ffmpeg Ffmpeg, Ffmpeg Libswresample.
How do I fix CVE-2017-17555?
Upgrade aubio to 0.4.7 or later.
Is CVE-2017-17555 being exploited?
There is no known exploitation of CVE-2017-17555 in the wild and no public exploit code.
Other vulnerabilities in Ffmpeg Ffmpeg
- CVE-2018-19800 aubio Buffer Overflow vulnerability
- CVE-2018-14521 Aubio is vulnerable to denial of service via aubio_source_avcodec_readframe function
- CVE-2018-14522 Aubio is vulnerable to denial of service via aubio_pitch_set_unit function
- CVE-2018-14523 Aubio is vulnerable to out of bound read when samplerate > 50kHz
- CVE-2018-19801 Aubio is vulnerable to a NULL pointer dereference in new_aubio_filterbank
Sources
Also known as DEBIAN-CVE-2017-17555, GHSA-87h5-vmx9-f2ff, PYSEC-2017-77, UBUNTU-CVE-2017-17555.