Linux · Oracle Linux · Security advisory · August 10, 2026

ELSA-2026-50728: Security update for 30 packages

ELSA-2026-50728, released August 10, 2026, fixes 6 CVEs across 30 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
6
None rated Critical
Exploited
0
None reported
Highest CVSS
7.3
Base score, 0 to 10
Highest EPSS
0.0083
57th percentile

Priority of the 6 CVEs

Patch now 0 Urgent 0 High 6 Routine 0

Fixed package versions

ProductReleaseFixed in
rubyol 80:3.3.12-8.module+el8.10.0+90981+a74aefb6
ruby-bundled-gemsol 80:3.3.12-8.module+el8.10.0+90981+a74aefb6
ruby-default-gemsol 80:3.3.12-8.module+el8.10.0+90981+a74aefb6
ruby-develol 80:3.3.12-8.module+el8.10.0+90981+a74aefb6
ruby-docol 80:3.3.12-8.module+el8.10.0+90981+a74aefb6
ruby-libsol 80:3.3.12-8.module+el8.10.0+90981+a74aefb6
rubygem-abrtol 80:0.4.0-1.module+el8.10.0+90287+d51aa4ed
rubygem-abrt-docol 80:0.4.0-1.module+el8.10.0+90287+d51aa4ed
rubygem-bigdecimalol 80:3.1.5-8.module+el8.10.0+90981+a74aefb6
rubygem-bundlerol 80:2.5.22-8.module+el8.10.0+90981+a74aefb6
rubygem-io-consoleol 80:0.7.1-8.module+el8.10.0+90981+a74aefb6
rubygem-irbol 80:1.13.1-8.module+el8.10.0+90981+a74aefb6
rubygem-jsonol 80:2.7.2-8.module+el8.10.0+90981+a74aefb6
rubygem-minitestol 80:5.20.0-8.module+el8.10.0+90981+a74aefb6
rubygem-mysql2ol 80:0.5.5-1.module+el8.10.0+90287+d51aa4ed
rubygem-mysql2-docol 80:0.5.5-1.module+el8.10.0+90287+d51aa4ed
rubygem-pgol 80:1.5.4-1.module+el8.10.0+90287+d51aa4ed
rubygem-pg-docol 80:1.5.4-1.module+el8.10.0+90287+d51aa4ed
rubygem-power_assertol 80:2.0.3-8.module+el8.10.0+90981+a74aefb6
rubygem-psychol 80:5.1.2-8.module+el8.10.0+90981+a74aefb6
rubygem-raccol 80:1.7.3-8.module+el8.10.0+90981+a74aefb6
rubygem-rakeol 80:13.1.0-8.module+el8.10.0+90981+a74aefb6
rubygem-rbsol 80:3.4.0-8.module+el8.10.0+90981+a74aefb6
rubygem-rdocol 80:6.6.3.1-8.module+el8.10.0+90981+a74aefb6
rubygem-rexmlol 80:3.4.4-8.module+el8.10.0+90981+a74aefb6
rubygem-rssol 80:0.3.1-8.module+el8.10.0+90981+a74aefb6
rubygem-test-unitol 80:3.6.1-8.module+el8.10.0+90981+a74aefb6
rubygem-typeprofol 80:0.21.9-8.module+el8.10.0+90981+a74aefb6
rubygemsol 80:3.5.22-8.module+el8.10.0+90981+a74aefb6
rubygems-develol 80:3.5.22-8.module+el8.10.0+90981+a74aefb6

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-47240 Net::IMAP: Command Injection via non-synchronizing literal in "raw" argument7.3 0.0083 None reported
High CVE-2026-27820 zlib: Buffer Overflow in Zlib::GzipReader ungetc via large input leads to memory corruption7.3 0.0056 None reported
High CVE-2026-42257 net-imap: Command Injection via "raw" arguments to multiple commands7.3 0.0043 None reported
High CVE-2026-47241 Net::IMAP: Denial of Service via incomplete raw argument validation7.3 0.0038 None reported
High CVE-2026-42256 net-imap: Denial of service via high iteration count for `SCRAM-*` authentication7.3 0.0030 None reported
High CVE-2026-47242 ruby: Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby7.3 0.0018 None reported
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