CVE-2026-7378
published 2026-04-30CVE-2026-7378: Crash in sharkd 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
PriorityP433high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
0.19%
9.1th percentile
Crash in sharkd 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| gitlab | wireshark | — | — |
| wireshark | wireshark | — | — |
| wireshark | wireshark | >= 4.4.0 < 4.4.15 | 4.4.15 |
| wireshark | wireshark | >= 4.6.0 < 4.6.5 | 4.6.5 |
| wireshark_foundation | wireshark | >= 4.4.0 < 4.4.15 | 4.4.15 |
| wireshark_foundation | wireshark | >= 4.6.0 < 4.6.5 | 4.6.5 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
vendor_redhat5.5MEDIUM
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
GitLab
Heap-based Buffer Overflow in Wireshark
vendor_gitlab·2026-04-30·CVSS 5.5
CVE-2026-7378 [MEDIUM] CWE-122 Heap-based Buffer Overflow in Wireshark
Heap-based Buffer Overflow in Wireshark
Crash in sharkd 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
Affected products: Wireshark
Affected versions: >=4.6.0, =4.4.0, <4.4.15 (affected)
Solution: Upgrade to version 4.6.5 or above
Credit: Alexandre de Oliveira
Red Hat
Wireshark: sharkd: Wireshark sharkd: Denial of Service via crash vulnerability
vendor_redhat·2026-04-30·CVSS 5.5
CVE-2026-7378 [MEDIUM] CWE-476 Wireshark: sharkd: Wireshark sharkd: Denial of Service via crash vulnerability
Wireshark: sharkd: Wireshark sharkd: Denial of Service via crash vulnerability
A flaw was found in sharkd, a component of Wireshark. This vulnerability allows a local attacker to cause a denial of service (DoS) by triggering a crash in the sharkd process. This can lead to the unavailability of the service.
Package: wireshark (Red Hat Enterprise Linux 10) - Fix deferred
Package: wireshark (Red Hat Enterprise Linux 6) - Fix deferred
Package: wireshark (Red Hat Enterprise Linux 7) - Fix deferred
Package: wireshark (Red Hat Enterprise Linux 8) - Fix deferred
Package: wireshark (Red Hat Enterprise Linux 9) - Fix deferred
GHSA
GHSA-wf2x-x8pr-mjh7: Crash in sharkd 4
ghsa_unreviewed·2026-04-30
CVE-2026-7378 [MEDIUM] CWE-122 GHSA-wf2x-x8pr-mjh7: Crash in sharkd 4
Crash in sharkd 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
No detection rules found.
No public exploits indexed.
2026-04-30
Published