Buffer overflow in Gnu Libtasn1
CVE-2015-3622
The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.5 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted certificate.
Vulnerability class: Buffer Overflow
EPSS: 0.331 (98.2th percentile) — read the EPSS interpretation.
Affected products
- Gnu Libtasn1
- Fedoraproject Fedora — versions 21
- Opensuse — versions 13.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
- cve@mitre.org (vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (mailing-list, Exploit, x_refsource_FULLDISC)
- cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (vendor-advisory, x_refsource_MANDRIVA)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2015-3622?
- CVE-2015-3622 is a vulnerability in Gnu Libtasn1, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-05-12.
- Is CVE-2015-3622 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.