OSV-2022-611 Heap-use-after-free in cras_iodev_list_disable_dev
A heap-use-after-free vulnerability in the Cras audio library allows attackers to potentially execute arbitrary code or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is OSV-2022-611?
OSV-2022-611 is an use after free vulnerability in cras, published on 23 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49368
Crash type: Heap-use-after-free READ 4
Crash state:
cras_iodev_list_disable_dev
cras_iodev_list_rm_output
a2dp_pcm_iodev_destroy
Which versions are affected by OSV-2022-611?
1 open source package ship an affected version, including cras.
| Package | Affected | Fixed in |
|---|---|---|
cras OSS-Fuzz | All versions | None |
How do I fix OSV-2022-611?
No fix has been published for OSV-2022-611 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is OSV-2022-611 being exploited?
There is no known exploitation of OSV-2022-611 in the wild and no public exploit code.