CVE-2015-2806
critical
CVSS v3
—
CVSS v2
10.0
VIR risk
10.0
Description
Stack-based buffer overflow in asn1_der_decoding in libtasn1 before 4.4 allows remote attackers to have unspecified impact via unknown vectors.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2015-2806
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 4.2-3 |
| debian | bullseye | fixed | 4.2-3 |
| debian | forky | fixed | 4.2-3 |
| debian | sid | fixed | 4.2-3 |
| debian | trixie | fixed | 4.2-3 |
| ubuntu | 10.04 | affected | |
| ubuntu | 12.04 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 14.10 | affected | |
| debian | 7.0 | affected | |
| fedora | 20 | affected | |
| fedora | 21 | affected | |
| fedora | 22 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| gnu | libtasn1 | {"endIncluding":"4.3"} | |
References
- http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=4d4f992826a4962790ecd0cce6fbba4a415ce149
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154741.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154805.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155117.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155270.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155435.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155483.html
- http://www.debian.org/security/2015/dsa-3220
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:193
- http://www.openwall.com/lists/oss-security/2015/03/29/4
- http://www.openwall.com/lists/oss-security/2015/03/31/2
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.securityfocus.com/bid/73436
- http://www.securitytracker.com/id/1032080
- http://www.ubuntu.com/usn/USN-2559-1
- https://access.redhat.com/errata/RHSA-2017:1860
- https://security.gentoo.org/glsa/201509-04
- https://security-tracker.debian.org/tracker/CVE-2015-2806
CWEs
CWE-119
Verify integrity in audit chain (admin only). AS-IS.