[CLSA-2026:1780997705] alt-ruby27: Fix of CVE-2026-27820
Type:
security
Severity:
Critical
Release date:
2026-06-09 09:35:22 UTC
Description:
- CVE-2026-27820: heap buffer overflow in bundled zlib via Zlib::GzipReader#ungetc.
CVEs fixed:
Updated packages:
  • alt-ruby27-2.7.8-146.el10.x86_64.rpm
    sha:225edec546bbc3002eaa94dc796164bd2ba5dc37b24fd6aa7e7455aa0d8c57e4
  • alt-ruby27-default-gems-2.7.8-146.el10.noarch.rpm
    sha:a4ff7381431b40ea5adf58afda893b446d8d7b02970b607e0859b90344cc5472
  • alt-ruby27-devel-2.7.8-146.el10.x86_64.rpm
    sha:1b5d07748e29a54fa7c7c7f401fe7ed32efbae6b6cceab4da18a964ab7bdfefa
  • alt-ruby27-doc-2.7.8-146.el10.noarch.rpm
    sha:122e8c60563bc22402be0dea57e8fa3916842a58628df4bdff0ed0b9a0d5c597
  • alt-ruby27-libs-2.7.8-146.el10.x86_64.rpm
    sha:28f16575db4844a2f72e65cc12e8aa7c696def3801443cdf4fcd8373e00c3269
  • alt-ruby27-rubygem-bigdecimal-2.0.0-146.el10.x86_64.rpm
    sha:e12854dd496134ac243af2b2507a465bafb10902f23ca36fd8398cad31667d12
  • alt-ruby27-rubygem-bundler-2.2.24-146.el10.noarch.rpm
    sha:d7fb7cd26dfc45206f04d0ca4784a88f99aba9cc76f39f0e4477e993f30d83b5
  • alt-ruby27-rubygem-io-console-0.5.6-146.el10.x86_64.rpm
    sha:be284648bdb0d005b8b9a560bfe36065a78971849f7814f5c8bc08ec33495961
  • alt-ruby27-rubygem-irb-1.2.6-146.el10.noarch.rpm
    sha:03f1792e06bd84ac2e7689114147b2f3869db2bdb2328f37b5d3a7c280dea9b2
  • alt-ruby27-rubygem-json-2.3.0-146.el10.x86_64.rpm
    sha:c6d045d56829313221fe1c9cdc0ad7f6416b6f5b1d2f00a64fbb5241f7990dbc
  • alt-ruby27-rubygem-minitest-5.13.0-146.el10.noarch.rpm
    sha:537a5fbba8e57b03025c7449377a9a465bfaac6fc7cea2be9b9c90b0df5bb821
  • alt-ruby27-rubygem-net-telnet-0.2.0-146.el10.noarch.rpm
    sha:23694dfa63fb8c940697408a9b2e3d1b8bb3c8fcebfe896fb4bdeddb8667a7b7
  • alt-ruby27-rubygem-openssl-2.1.4-146.el10.x86_64.rpm
    sha:4689b414fb3ddc9348994a5d5b2b0f69cd53da44cab8a6a0202ce9280550b9b0
  • alt-ruby27-rubygem-power_assert-1.1.7-146.el10.noarch.rpm
    sha:f29a8b715f8cf62e0d3c43331c80d9e9062c4ffc12511f84ce982214038ce879
  • alt-ruby27-rubygem-psych-3.1.0-146.el10.x86_64.rpm
    sha:93a5e55d5b018da08110306cf3283f42ef13c1c731e5b12326b23f5a7cc96fcc
  • alt-ruby27-rubygem-rake-13.0.1-146.el10.noarch.rpm
    sha:c796a553f58dccfcd0a68a1a85b7f152e646b3ca194c5c3d1471030a87ba2138
  • alt-ruby27-rubygem-rdoc-6.2.1.1-146.el10.noarch.rpm
    sha:078197607871a7ff0f9582f5370ba6c13545fb8a5d27259ec50f8399325f04fb
  • alt-ruby27-rubygem-test-unit-3.3.4-146.el10.noarch.rpm
    sha:6eb1e3d789fccf87cf528de09848acb8905353c05508327097a0f7380007a459
  • alt-ruby27-rubygem-xmlrpc-0.3.0-146.el10.noarch.rpm
    sha:fdfb93d6d228d1a209bda49e5967c2df3b05759053879c6346d0dfc0dfc6ad25
  • alt-ruby27-rubygems-3.1.6-146.el10.noarch.rpm
    sha:029711cba32783e260abcb235b1fbdd2188c5c76449d09693413914dc7490a79
  • alt-ruby27-rubygems-devel-3.1.6-146.el10.noarch.rpm
    sha:55184447dda22cbd58c8e1443807938bbab8826d230a8f3d3d11139693b3fe20
Notes:
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