CVE-2014-3468
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Gnu Libtasn1
PublishedJun 5, 2014
First seenJun 5, 2014
How to fix
Update
- gnu libtasn13.6 or later
- gnu gnutls3.5.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnu libtasn1 | v < 3.6 | 3.6 |
| gnu gnutls | v < 3.5.7 | 3.5.7 |
| redhat virtualization | 6.0 | — |
| debian debian_linux | 7.0 | — |
| redhat enterprise_linux_desktop | 5.0, 6.0, 7.0 | — |
| redhat enterprise_linux_eus | 6.5, 7.3, 7.4, 7.5, 7.6, 7.7 | — |
| redhat enterprise_linux_server | 5.0, 6.0, 7.0 | — |
| redhat enterprise_linux_server_aus | 6.5, 7.3, 7.4, 7.6, 7.7 | — |
| redhat enterprise_linux_server_tus | 6.5, 7.3, 7.6, 7.7 | — |
| redhat enterprise_linux_workstation | 5.0, 6.0, 7.0 | — |
| suse linux_enterprise_desktop | 11 | — |
| suse linux_enterprise_high_availability_extension | 11 | — |
| suse linux_enterprise_server | 11 | — |
| suse linux_enterprise_software_development_kit | 11 | — |
| f5 arx_firmware | 6.0.0 ≤ v ≤ 6.4.0 | — |
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