CVE-2026-76881
CVE-2026-76881: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium4.7
Medium [CVE-2026-76881] Denial of service via CMS protocol dissector crash
CVE-2026-76881Source published Source updated
CMS protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service A flaw was found in Wireshark. A NULL pointer dereference vulnerability exists within the CMS (Cryptographic Message Syntax) protocol dissector. This issue can be triggered by processing a specially crafted network capture file, leading to an application crash. A remote attacker could exploit this to cause a denial of service (DoS). Red Hat Enterprise Linux 6, 7, 8, and 9 ship Wireshark versions prior to the affected range and are not vulnerable. Red Hat severity: Moderate — CVSS 4.7 (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H). Weakness: CWE-476. Red Hat does not currently list a fixing RHSA for this CVE. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat package…
- Affected products in this advisory
- Red Hat Enterprise Linux 10
- Red Hat package: wireshark
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- Do not open untrusted packet capture files or capture traffic from untrusted networks with Wireshark.
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