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USN-8428-1: tmux vulnerability

🗓️ 15 Jun 2026 13:03:51Reported by UbuntuType 
ubuntu
 ubuntu
🔗 ubuntu.com👁 5 Views

Tmux use-after-free during image cleanup may crash the process and deny service locally.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu26.04amd64tmux3.6a-2ubuntu0.1tmux_3.6a-2ubuntu0.1_amd64.deb
Ubuntu26.04amd64v3tmux3.6a-2ubuntu0.1tmux_3.6a-2ubuntu0.1_amd64v3.deb
Ubuntu26.04arm64tmux3.6a-2ubuntu0.1tmux_3.6a-2ubuntu0.1_arm64.deb
Ubuntu26.04armhftmux3.6a-2ubuntu0.1tmux_3.6a-2ubuntu0.1_armhf.deb
Ubuntu26.04ppc64eltmux3.6a-2ubuntu0.1tmux_3.6a-2ubuntu0.1_ppc64el.deb
Ubuntu26.04riscv64tmux3.6a-2ubuntu0.1tmux_3.6a-2ubuntu0.1_riscv64.deb
Ubuntu26.04s390xtmux3.6a-2ubuntu0.1tmux_3.6a-2ubuntu0.1_s390x.deb
Ubuntu26.04amd64tmux-dbgsym3.6a-2ubuntu0.1tmux-dbgsym_3.6a-2ubuntu0.1_amd64.deb
Ubuntu26.04amd64v3tmux-dbgsym3.6a-2ubuntu0.1tmux-dbgsym_3.6a-2ubuntu0.1_amd64v3.deb
Ubuntu26.04arm64tmux-dbgsym3.6a-2ubuntu0.1tmux-dbgsym_3.6a-2ubuntu0.1_arm64.deb
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15 Jun 2026 13:03Current
5.4Medium risk
Vulners AI Score5.4
CVSS 42
CVSS 23.5
CVSS 3.14.5
CVSS 34.5
EPSS0.00113
SSVC
5