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fix(cve): CVE-2026-59677 - sandbox/seunshare: fix killall() realloc and missing type comparison - #2

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fix(cve): CVE-2026-59677 - sandbox/seunshare: fix killall() realloc and missing type comparison#2
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@deepin-ci-robot deepin-ci-robot commented Jul 26, 2026

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CVE: CVE-2026-59677 (medium) - The killall() realloc() can produce an integer overflow. Check and handle this correctly. The killall() logic also only compares the MCS category set when deciding whether to kill the process. We should at least also compare the type to avoid incorrectly killing an unrelated process with the same category set.
Upstream: SELinuxProject/selinux@8b1ab2d

Co-authored-by: hudeng hudeng@deepin.org
Generated-By: qwen3.6-35b


CVE: CVE-2026-59676 (medium) - The files under the tmpdir are user-owned so removal of those files is best done under the user's uid. Only the tmpdir itself is root-owned and therefore should be removed as root.
Upstream: SELinuxProject/selinux@adef1aa

Co-authored-by: hudeng hudeng@deepin.org
Generated-By: qwen3.6-35b

…nd missing type comparison

CVE: CVE-2026-59677 (medium) - The killall() realloc() can produce an integer overflow. Check and handle this correctly. The killall() logic also only compares the MCS category set when deciding whether to kill the process. We should at least also compare the type to avoid incorrectly killing an unrelated process with the same category set.
Upstream: SELinuxProject/selinux@8b1ab2d

Co-authored-by: hudeng <hudeng@deepin.org>
Generated-By: qwen3.6-35b
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TAG: 3.5-1deepin2
EXISTED: no
DISTRIBUTION: unstable

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[APPROVALNOTIFIER] This PR is NOT APPROVED

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deepin-ci-robot and others added 2 commits July 27, 2026 10:19
…ir as user

CVE: CVE-2026-59676 (medium) - A Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in seunshare of selinux policycoreutils allows a user calling seunshare that is running in the unconfined SELinux domain to delete arbitrary root-owned files. This issue affects policycoreutils through 3.10.
Upstream: SELinuxProject/selinux@adef1aa

Co-authored-by: hudeng <hudeng@deepin.org>
Generated-By: qwen3.6-35b
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/integrate

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/integrate

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AutoIntegrationPr Bot
auto integrate with pr url: deepin-community/Repository-Integration#4409
PrNumber: 4409
PrBranch: auto-integration-30256417619

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