Fixed packages 3
| Release | Package | Fixed in |
|---|---|---|
| Red Hat · RHEL 8 enterprise_linux:8::baseos | bubblewrap | 0:0.4.0-3.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::baseos | bubblewrap-debuginfo | 0:0.4.0-3.el8_10 |
| Red Hat · RHEL 8 enterprise_linux:8::baseos | bubblewrap-debugsource | 0:0.4.0-3.el8_10 |
Vulnerabilities 1
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High 8.8
Bubblewrap: bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup
A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the san…
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=2530542
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advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_85306.json
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report
https://access.redhat.com/security/cve/CVE-2026-87766
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advisory
https://www.cve.org/CVERecord?id=CVE-2026-87766
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-87766
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article
https://bugs.debian.org/1145655
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article
https://github.com/containers/bubblewrap/releases/tag/v0.12.0
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article
https://github.com/containers/bubblewrap/security/advisories/GHSA-pxhw-h44j-8pfx
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article
https://www.openwall.com/lists/oss-security/2026/08/27/7