RHSA-2026:98089: Important: wireshark security update

Published Nov 11, 2026
·
Updated

The wireshark packages contain a network protocol analyzer used to capture and browse the traffic running on a computer network.Security Fix(es): wireshark: Wireshark: Denial of Service via C12.22 protocol dissector crash (CVE-2026-76886) wireshark: Wireshark: Denial of Service via RRC protocol dissector out-of-bounds write (CVE-2026-76880) wireshark: Wireshark: Denial of Service vulnerability in ESS protocol dissector (CVE-2026-76919) wireshark: Wireshark: Denial of Service via C12.22 protocol dissector crash (CVE-2026-76879) wireshark: Wireshark: Denial of Service via X.509IF protocol dissector crash (CVE-2026-76928) wireshark: Wireshark: Denial of Service vulnerability in H.245 protocol dissector (CVE-2026-76927) wireshark: wireshark: Denial of Service via heap-based buffer overflow in SPDY dissector (CVE-2026-95387) wireshark: Heap-based Buffer Overflow in Wireshark (CVE-2026-95389) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

24 affected componentsFixes available
redhat/wireshark<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-cli<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-cli-debuginfo<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-debuginfo<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-debugsource<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-cli<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-cli-debuginfo<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-debuginfo<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-debugsource<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-cli<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-cli-debuginfo<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-debuginfo<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-debugsource<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark<4.4.2-10.el10_3.8.aa
4.4.2-10.el10_3.8.aa
redhat/wireshark-cli<4.4.2-10.el10_3.8.aa
4.4.2-10.el10_3.8.aa
redhat/wireshark-cli-debuginfo<4.4.2-10.el10_3.8.aa
4.4.2-10.el10_3.8.aa
redhat/wireshark-debuginfo<4.4.2-10.el10_3.8.aa
4.4.2-10.el10_3.8.aa
redhat/wireshark-debugsource<4.4.2-10.el10_3.8.aa
4.4.2-10.el10_3.8.aa
redhat/wireshark-devel<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-devel<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8
redhat/wireshark-devel<4.4.2-10.el10_3.8.aa
4.4.2-10.el10_3.8.aa
redhat/wireshark-devel<4.4.2-10.el10_3.8
4.4.2-10.el10_3.8

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/wireshark to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8
  2. Upgrade

    Upgrade redhat/wireshark-cli to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8
  3. Upgrade

    Upgrade redhat/wireshark-cli-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8
  4. Upgrade

    Upgrade redhat/wireshark-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8
  5. Upgrade

    Upgrade redhat/wireshark-debugsource to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8
  6. Upgrade

    Upgrade redhat/wireshark to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8.aa
  7. Upgrade

    Upgrade redhat/wireshark-cli to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8.aa
  8. Upgrade

    Upgrade redhat/wireshark-cli-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8.aa
  9. Upgrade

    Upgrade redhat/wireshark-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8.aa
  10. Upgrade

    Upgrade redhat/wireshark-debugsource to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8.aa
  11. Upgrade

    Upgrade redhat/wireshark-devel to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8
  12. Upgrade

    Upgrade redhat/wireshark-devel to a version that resolves this vulnerability.

    Fixed in 4.4.2-10.el10_3.8.aa

Event History

Nov 11, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software

Frequently Asked Questions

1

Which Wireshark package variants are included in this update?

The update covers wireshark, wireshark-cli, wireshark-cli-debuginfo, wireshark-debuginfo, wireshark-debugsource, and wireshark-devel.

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