CVE-2017-9949 Memory corruption in n/a
Attackers can cause denial of service or potential code execution in radare2 via crafted binary files due to a stack-based buffer underflow.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-9949?
CVE-2017-9949 is a high-severity memory corruption vulnerability in Radare Radare2, published on 26 Jun 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The grub_memmove function in shlr/grub/kern/misc.c in radare2 1.5.0 allows remote attackers to cause a denial of service (stack-based buffer underflow and application crash) or possibly have unspecified other impact via a crafted binary file, possibly related to a buffer underflow in fs/ext2.c in GNU GRUB 2.02.
Weakness: CWE-787
Which versions are affected by CVE-2017-9949?
It affects 1 product.
Products include Radare Radare2.
How do I fix CVE-2017-9949?
No fix has been published for CVE-2017-9949 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-2017-9949 being exploited?
There is no known exploitation of CVE-2017-9949 in the wild and no public exploit code.
Other vulnerabilities in Radare Radare2
Sources
Also known as GHSA-445v-3hrh-wmv5, UBUNTU-CVE-2017-9949.