OSV-2022-125 Invalid-free in NIOHTTP2.NIOHTTP2Handler.
An invalid-free vulnerability in the NIOHTTP2 library allows remote attackers to cause a denial of service via crafted HTTP/2 traffic.
- 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-2022-125?
OSV-2022-125 is a memory corruption vulnerability in grpc-swift, published on 6 Feb 2022. 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=44431
Crash type: Invalid-free
Crash state:
NIOHTTP2.NIOHTTP2Handler.
NIOHTTP2.NIOHTTP2Handler.channelRead
NIOCore.ChannelHandlerContext.
Which versions are affected by OSV-2022-125?
1 open source package ship an affected version, including grpc-swift.
| Package | Affected | Fixed in |
|---|---|---|
grpc-swift OSS-Fuzz | All versions | None |
How do I fix OSV-2022-125?
No fix has been published for OSV-2022-125 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-2022-125 being exploited?
There is no known exploitation of OSV-2022-125 in the wild and no public exploit code.