CVE-2017-5336
CRITICAL severity · CVSS 9.8 · Memory corruption
9.8CVSS CRITICAL
Summary
Stack-based buffer overflow in the cdk_pk_get_keyid function in lib/opencdk/pubkey.c in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allows remote attackers to have unspecified impact via a crafted OpenPGP certificate.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)7%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://www.openwall.com/lists/oss-security/2017/01/10/7 ↗
Additional information
- NVD record
- http://www.openwall.com/lists/oss-security/2017/01/10/7Patch
- http://www.openwall.com/lists/oss-security/2017/01/11/4Patch
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=340Patch
- http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2017-0574.html
- http://www.securityfocus.com/bid/95377Advisory
- http://www.securitytracker.com/id/1037576Advisory
- https://access.redhat.com/errata/RHSA-2017:2292