Fixed packages 3
| Release | Package | Fixed in |
|---|---|---|
| Red Hat · RHEL 8 enterprise_linux:8::appstream | flatpak-builder | 0:1.2.3-2.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::appstream | flatpak-builder-debuginfo | 0:1.2.3-2.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::appstream | flatpak-builder-debugsource | 0:1.2.3-2.el8_10 |
Vulnerabilities 1
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High 7.8
Flatpak-builder: host code execution via `git am` hook execution in patch source extraction (`use-git-am`)
A flaw was found in flatpak-builder where Git hooks are not disabled when applying patch sources with use-git-am: true. An attacker who can provide a malicious source containing a Git post-applypatch hook can cause the hook to execute on the host during the b…
References
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article
https://access.redhat.com/security/updates/classification/#important
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2471023
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advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_80973.json
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report
https://access.redhat.com/security/cve/CVE-2026-86320
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advisory
https://www.cve.org/CVERecord?id=CVE-2026-86320
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-86320
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article
https://github.com/flatpak/flatpak-builder/security/advisories/GHSA-j5p8-jgjc-f3xv