Linux · Fedora · Security advisory · October 6, 2026

FEDORA-2026-D202B74C6A: Security update for 11 packages

FEDORA-2026-D202B74C6A, released October 6, 2026, fixes 4 CVEs across 11 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0029
21st percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 1 Routine 3

Fixed package versions

ProductReleaseFixed in
eximFedora 434.100.1-1.fc43
exim-clamavFedora 434.100.1-1.fc43
exim-debuginfoFedora 434.100.1-1.fc43
exim-debugsourceFedora 434.100.1-1.fc43
exim-greylistFedora 434.100.1-1.fc43
exim-monFedora 434.100.1-1.fc43
exim-mon-debuginfoFedora 434.100.1-1.fc43
exim-mysqlFedora 434.100.1-1.fc43
exim-mysql-debuginfoFedora 434.100.1-1.fc43
exim-pgsqlFedora 434.100.1-1.fc43
exim-pgsql-debuginfoFedora 434.100.1-1.fc43

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-94056 exim4: Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, allows attackers to read certain...7.5 0.0024 None reported
Routine CVE-2026-94055 exim4: Exim before 4.100.1, when certain non-default TLS settings are used with GnuTLS, has a use-after-free.5.3 0.0029 None reported
Routine CVE-2026-94054 exim4: Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write.5.3 0.0027 None reported
Routine CVE-2026-94057 exim4: Exim before 4.100.1 allows SMTP smuggling in which the received message does not match any sent message, and instead...5.3 0.0020 None reported
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