CVE-2015-7830
MEDIUM severity · CVSS 4.3 · Improper input validation
4.3CVSS MEDIUM
Summary
The pcapng_read_if_descr_block function in wiretap/pcapng.c in the pcapng parser in Wireshark 1.12.x before 1.12.8 uses too many levels of pointer indirection, which allows remote attackers to cause a denial of service (incorrect free and application crash) via a crafted packet that triggers interface-filter copying.
Impact & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:M/Au:N/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://www.wireshark.org/security/wnpa-sec-2015-30.htmlAdvisory
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00053.html
- http://www.debian.org/security/2016/dsa-3505
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.htmlAdvisory
- http://www.securityfocus.com/bid/77101
- http://www.securityfocus.com/bid/78723
- http://www.securitytracker.com/id/1033953
- http://www.zerodayinitiative.com/advisories/ZDI-15-624