Linux · Security advisory · July 28, 2026
RLSA-2026:46398: libreswan security update
RLSA-2026:46398, released July 28, 2026, fixes 4 CVEs in libreswan (version 0:5.3.2-1.el10_2). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0060
48th percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 4
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libreswan | rocky 10 | 0:5.3.2-1.el10_2 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2026-12413 | IKEv2 Denial of Service via malformed fragmentation | 7.5 | 0.0060 | None reported | |
| High | CVE-2026-14957 | FIPS mode assertion failure via malicious CERT payload | 7.5 | 0.0047 | None reported | |
| High | CVE-2026-50721 | IKEv1 Denial of Service via RSA-SHA1 (PKCS#1 Version 1.5 Encrypted) authentication payload | 8.1 | 0.0039 | None reported | |
| High | CVE-2026-50722 | IKEv2 Denial of Service via RSA-SHA1 (PKCS#1 RSASSA-PKCS1-v1_5) authentication payload | 8.1 | 0.0035 | None reported |
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