CVE-2008-2377 Use after free in n/a
Remote attackers can cause a crash or execute arbitrary code via crafted TLS data due to a use-after-free flaw in GnuTLS.
- 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-2008-2377?
CVE-2008-2377 is a high-severity use after free vulnerability in Gnu Gnutls, published on 8 Aug 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Use-after-free vulnerability in the _gnutls_handshake_hash_buffers_clear function in lib/gnutls_handshake.c in libgnutls in GnuTLS 2.3.5 through 2.4.0 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via TLS transmission of data that is improperly used when the peer calls gnutls_handshake within a normal session, leading to attempted access to a deallocated libgcrypt handle.
Weakness: CWE-119
Which versions are affected by CVE-2008-2377?
It affects 1 product.
Products include Gnu Gnutls.
How do I fix CVE-2008-2377?
No fix has been published for CVE-2008-2377 yet. Limit exposure of the affected software until one is available.
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-2008-2377 being exploited?
There is no known exploitation of CVE-2008-2377 in the wild and no public exploit code.
Other vulnerabilities in Gnu Gnutls
Sources
Also known as GHSA-9h4r-gpqc-r78x.