Amazon Linux 2 (EOS) Security Advisory: ALAS2-2026-3905
Advisory Released Date: 2026-09-14
Advisory Updated Date: 2026-09-14
Severity:
Important
Issue Overview:
C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service (CVE-2026-76879)
C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service (CVE-2026-76886)
Affected Packages:
wireshark
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update wireshark or yum update --advisory ALAS2-2026-3905 to update your system.
New Packages:
aarch64:
wireshark-2.6.2-15.amzn2.0.11.aarch64
wireshark-cli-2.6.2-15.amzn2.0.11.aarch64
wireshark-devel-2.6.2-15.amzn2.0.11.aarch64
wireshark-debuginfo-2.6.2-15.amzn2.0.11.aarch64
i686:
wireshark-2.6.2-15.amzn2.0.11.i686
wireshark-cli-2.6.2-15.amzn2.0.11.i686
wireshark-devel-2.6.2-15.amzn2.0.11.i686
wireshark-debuginfo-2.6.2-15.amzn2.0.11.i686
src:
wireshark-2.6.2-15.amzn2.0.11.src
x86_64:
wireshark-2.6.2-15.amzn2.0.11.x86_64
wireshark-cli-2.6.2-15.amzn2.0.11.x86_64
wireshark-devel-2.6.2-15.amzn2.0.11.x86_64
wireshark-debuginfo-2.6.2-15.amzn2.0.11.x86_64