RubyGems：符号链接导致 tar 解包路径逃逸及修复
Security Advisory
High
RubyGems
Affected:
- RubyGems (all versions prior to the fix in ruby/rubygems PR #9493)
Fixed in:
- ruby/rubygems PR #9493 (symlink-aware path containment check in Gem::Package#extract_tar)
Referenced CVEs:
CVE-2026-82455 · 7.1
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