CVE-2017-12858 Use after free in n/a
A double free vulnerability in libzip allows attackers to potentially execute arbitrary code or cause a denial of service via unspecified vectors.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-12858?
CVE-2017-12858 is a critical use after free vulnerability in n/a, published on 23 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Double free vulnerability in the _zip_dirent_read function in zip_dirent.c in libzip allows attackers to have unspecified impact via unknown vectors.
Weakness: CWE-415
Which versions are affected by CVE-2017-12858?
It affects 1 product.
Products include Libzip Libzip.
How do I fix CVE-2017-12858?
Apply the vendor's patch.
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 CVE-2017-12858 being exploited?
There is no known exploitation of CVE-2017-12858 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-qm7q-x8gp-f7m8.