CentOS Linux 8.5 [TuxCare] Security Update: cyrus-imapd / cyrus-imapd-devel / cyrus-imapd-doc-extra / etc (CENTOS8.5:CLSA-2026:1790252040)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1790252040 advisory. - An issue was discovered in Cyrus IMAP before 3.12.4. There is a VPATCH BYPARAM double-free. An authenticated calendar user could crash a...

CLSA-2026-1790764098 cyrus-imapd: Fix of CVE-2026-61915

use strcmpsafe/strncmpsafe for VPATCH PATCHACTION string matching: icalpropertygetvalueasstring returns NULL for a property parsed with an empty value, so a VPATCH carrying 'SUMMARY;PATCH-ACTION=BYVALUE:' crashed the httpd worker on the same authenticated CalDAV path as CVE-2026-61915...

CentOS Linux 8 [TuxCare] Security Update: cyrus-imapd / cyrus-imapd-devel / cyrus-imapd-doc-extra / etc (CENTOS-STREAM8:CLSA-2026:1790769478)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1790769478 advisory. - An issue was discovered in Cyrus IMAP before 3.12.4. There is a VPATCH BYPARAM double-free. An authenticated calendar user could crash ...

CentOS Linux 8.4 [TuxCare] Security Update: cyrus-imapd / cyrus-imapd-devel / cyrus-imapd-doc-extra / etc (CENTOS8.4:CLSA-2026:1790758129)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1790758129 advisory. - An issue was discovered in Cyrus IMAP before 3.12.4. There is a VPATCH BYPARAM double-free. An authenticated calendar user could crash a...

SUSE CVE-2026-61915

An issue was discovered in Cyrus IMAP before 3.12.4. There is a VPATCH BYPARAM double-free. An authenticated calendar user could crash a Cyrus CalDAV worker with a PATCH containing PATCH-ACTION="BYPARAM@..." against a resource with two or more properties of the matched kind. The memory holding th...