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[GHSA-rx35-6rhx-7858] Add multi-branch patch ranges for Tekton Pipelines#7598

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[GHSA-rx35-6rhx-7858] Add multi-branch patch ranges for Tekton Pipelines#7598
waveywaves wants to merge 1 commit intogithub:waveywaves/advisory-improvement-7598from
waveywaves:fix-GHSA-rx35-6rhx-7858-multi-branch-patches

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Summary

GHSA-rx35-6rhx-7858 (CVE-2026-40923): VolumeMount path restriction bypass

This advisory was patched across five maintained Tekton Pipelines LTS branches on April 21, 2026, but the OSV entry collapses the fix into a single range. Users on patched LTS releases are incorrectly flagged as vulnerable by dependency tooling.

Changes

Replaced the single OSV range with five per-branch ranges so each patched version is recognized as fixed:

  • v1.0.2 (release-v1.0.x)
  • v1.3.4 (release-v1.3.x)
  • v1.6.2 (release-v1.6.x)
  • v1.9.3 (release-v1.9.x)
  • v1.11.1 (release-v1.11.x)

Also updated modified timestamp and last_known_affected_version_range to align with the revised ranges.

Source

Repository advisory: GHSA-rx35-6rhx-7858

Copilot AI review requested due to automatic review settings May 6, 2026 14:47
@github-actions github-actions Bot changed the base branch from main to waveywaves/advisory-improvement-7598 May 6, 2026 14:49
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Pull request overview

This PR updates the OSV advisory for GHSA-rx35-6rhx-7858 / CVE-2026-40923 (Tekton Pipelines) so that dependency scanners correctly recognize fixes across multiple maintained LTS branches, instead of collapsing everything into a single “fixed” range.

Changes:

  • Replaced the single affected range with five disjoint ECOSYSTEM ranges, each ending at the appropriate per-branch fixed version.
  • Updated the advisory modified timestamp.
  • Kept database_specific.last_known_affected_version_range aligned with the highest affected version (<= 1.11.0).

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VolumeMount path restriction bypass via missing filepath.Clean (CVE-2026-40923) was patched across five maintained LTS branches on
April 21, 2026, but the OSV entry here collapses the fix into a single
range. Users on patched LTS releases (v1.0.2, v1.3.4, v1.6.2, v1.9.3)
are incorrectly flagged as vulnerable by dependency tooling.

Updated to use one OSV range per branch so each patched version is
recognized as fixed: v1.0.2, v1.3.4, v1.6.2, v1.9.3, v1.11.1.

Source: GHSA-rx35-6rhx-7858
@waveywaves waveywaves force-pushed the fix-GHSA-rx35-6rhx-7858-multi-branch-patches branch from e3b88f1 to 365aee4 Compare May 6, 2026 17:22
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2 participants