CVE-2019-12454 Other in n/a
A disputed issue in the Linux kernel's WCD9335 codec driver involves incorrect memory duplication, potentially leading to unspecified impacts.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-12454?
CVE-2019-12454 is a high-severity vulnerability in Linux kernel, published on 30 May 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue was discovered in wcd9335_codec_enable_dec in sound/soc/codecs/wcd9335.c in the Linux kernel through 5.1.5. It uses kstrndup instead of kmemdup_nul, which allows attackers to have an unspecified impact via unknown vectors. NOTE: The vendor disputes this issues as not being a vulnerability because switching to kmemdup_nul() would only fix a security issue if the source string wasn't NUL-terminated, which is not the case
Which versions are affected by CVE-2019-12454?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2019-12454?
No fix has been published for CVE-2019-12454 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-12454 being exploited?
There is no known exploitation of CVE-2019-12454 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as GHSA-hjg7-m3h5-gp6v, UBUNTU-CVE-2019-12454.