Linux · SUSE Linux Enterprise · Security advisory · June 2, 2026

SUSE-SU-2026:22016-1: ovmf security update

SUSE-SU-2026:22016-1, released June 2, 2026, fixes 4 CVEs in ovmf (version 202502-160000.5.1). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.7

Base score, 0 to 10

Highest EPSS

0.0032

25th percentile

Priority of the 4 CVEs

Patch now 0
                                Urgent 0
                                High 3
                                Routine 1

Fixed package versions

Product	Release	Fixed in
ovmf	sles 16.0	202502-160000.5.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-25833	mbedtls: Mbed TLS 3.5.0 to 3.6.5 fixed in 3.6.6 and 4.1.0 has a buffer overflow in the x509_inet_pton_ipv6() function	7.5	0.0032	None reported
High	CVE-2026-34874	mbedtls: An issue was discovered in Mbed TLS through 3.6.5 and 4.x through 4.0.0	7.5	0.0029	None reported
High	CVE-2026-25835	mbedtls: Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator (PRNG).	7.7	0.0018	None reported
Routine	CVE-2026-25834	mbedtls: Mbed TLS v3.3.0 up to 3.6.5 and 4.0.0 allows Algorithm Downgrade.	6.5	0.0014	None reported

Also fixes CVE-2026-25833

OPENSUSE-SU-2026:21144-1
mbedtls on opensuse-leap 16.0
DEBIAN-CVE-2026-25833
mbedtls on Debian 14

Vendor advisory

https://osv.dev/vulnerability/SUSE-SU-2026:22016-1

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