The asn1_get_bit_der function in GNU Libtasn1 before 3.6 does not properly report an error when a negative bit length is identified, which allows context-dependent attackers to cause out-of-bounds access via crafted ASN.1 data.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2014-3468 from the MITRE CVE dictionary dictionary and NIST NVD.
Base Score | 6.8 |
---|---|
Base Metrics | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Access Vector | Network |
Access Complexity | Medium |
Authentication | None |
Confidentiality Impact | Partial |
Integrity Impact | Partial |
Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Platform | Errata | Release Date |
---|---|---|
Red Hat Enterprise Linux 6 (libtasn1) | RHSA-2014:0596 | 2014-06-03 |
Red Hat Enterprise Linux 7 (libtasn1) | RHSA-2014:0687 | 2014-06-10 |
RHEV Hypervisor for RHEL-6 (rhev-hypervisor6) | RHSA-2014:0815 | 2014-06-30 |
Red Hat Enterprise Linux 5 (gnutls) | RHSA-2014:0594 | 2014-06-03 |
Platform | Package | State |
---|---|---|
Red Hat Enterprise Linux 6 | mingw32-gnutls | Will not fix |
Red Hat Enterprise Linux 4 | gnutls | Will not fix |