CVE-2019-20425 Memory corruption in n/a
An out-of-bounds access in the Lustre file system kernel module allows remote attackers to cause a system panic via crafted packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-20425?
CVE-2019-20425 is a high-severity memory corruption vulnerability in n/a, published on 27 Jan 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In the Lustre file system before 2.12.3, the ptlrpc module has an out-of-bounds access and panic due to the lack of validation for specific fields of packets sent by a client. In the function lustre_msg_string, there is no validation of a certain length value derived from lustre_msg_buflen_v2.
Weakness: CWE-787
Which versions are affected by CVE-2019-20425?
It affects 1 product.
Products include Lustre Lustre.
How do I fix CVE-2019-20425?
No fix has been published for CVE-2019-20425 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 CVE-2019-20425 being exploited?
There is no known exploitation of CVE-2019-20425 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-2v9r-8543-48mw, UBUNTU-CVE-2019-20425.