CVE-2017-7746
libwireshark11: In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the SLSK dissector could go into an infinite loop, triggered by pack...
CVE-2017-7746 is fixed in 10 products on 1 platform, first by libwireshark-data 2.6.3-1~ubuntu18.04.1, released August 29, 2018. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0247
84th percentile
In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the SLSK dissector could go into an infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-slsk.c by adding checks for the remaining length.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libwireshark-data · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | libwireshark-data 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| libwireshark11 · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | libwireshark11 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| libwiretap8 · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | libwiretap8 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| libwscodecs2 · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | libwscodecs2 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| libwsutil9 · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | libwsutil9 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| tshark · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | tshark 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| wireshark · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | wireshark 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| wireshark-common · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | wireshark-common 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| wireshark-gtk · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | wireshark-gtk 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |
| wireshark-qt · Ubuntu 18.04.6 LTS (bionic) | 2.6.3-1~ubuntu18.04.1 | wireshark-qt 2.6.3-1~ubuntu18.04.1 | Aug 29, 2018 |