Description
The pcapng_read_packet_block function in wiretap/pcapng.c in the pcap-ng file parser in Wireshark 1.8.x before 1.8.2 allows user-assisted remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted pcap-ng file.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | wireshark | 1.8.2-1 | — |
| Debian 13 | wireshark | 1.8.2-1 | — |
| Debian 12 | wireshark | 1.8.2-1 | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | wireshark | 2.2.2-1.1 | openSUSE-SU-2024:10199-1 |
Advisories 1
- openSUSE-SU-2024:10199-1 wireshark-2.2.2-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- 55035 vdb-entry
- http://www.wireshark.org/security/wnpa-sec-2012-24.html
- oval:org.mitre.oval:def:15693 vdb-entry signature
- 54425 third-party-advisory
- http://anonsvn.wireshark.org/viewvc?revision=44074&view=revision
- https://blogs.oracle.com/sunsecurity/entry/multiple_vulnerabilities_in_wireshark3
- GLSA-201308-05 vendor-advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7533
- 51363 third-party-advisory
- http://anonsvn.wireshark.org/viewvc/trunk/wiretap/pcapng.c?r1=44074&r2=44073&pathrev=44074
- 50276 third-party-advisory
- openSUSE-SU-2012:1067 vendor-advisory