CVE-2018-19625 — Out-of-bounds Read in Wireshark

CWE-125 — Out-of-bounds Read7 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.3%
top 49.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
WiresharkDebian WiresharkDebian Linux
Timeline
PublishedNov 29
Latest updateMay 13

Description

In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the dissection engine could crash. This was addressed in epan/tvbuff_composite.c by preventing a heap-based buffer over-read.

CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/wireshark< wireshark 2.6.5-1 (bookworm)
▶Debianwireshark/wireshark< 2.6.5-1+3
▶NVDwireshark/wireshark2.4.0 — 2.4.10+1

Also affects: Debian Linux 8.0, 9.0

Patches

Patch: bugs.wireshark.org ↗Patch: bugs.wireshark.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-qjwp-fx53-r42v: In Wireshark 2↗2022-05-13
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OSV
CVE-2018-19625: In Wireshark 2↗2018-11-29
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📋Vendor Advisories

2
Red Hat
wireshark: Heap-based buffer over-read in the dissection engine↗2018-11-27
▶
Debian
CVE-2018-19625: wireshark - In Wireshark 2.6.0 to 2.6.4 and 2.4.0 to 2.4.10, the dissection engine could cra...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-19625 wireshark: Heap-based buffer over-read in the dissection engine↗2018-12-04
▶
Bugzilla
CVE-2018-19622 CVE-2018-19623 CVE-2018-19624 CVE-2018-19625 CVE-2018-19626 CVE-2018-19627 CVE-2018-19628 wireshark: various flaws [fedora-all]↗2018-12-04
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