Linux · Red Hat · Security advisory · July 1, 2026

RHSA-2026:35833: Security update for 34 packages

RHSA-2026:35833, released July 1, 2026, fixes 5 CVEs across 34 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
5
None rated Critical
Exploited
0
None reported
Highest CVSS
9.1
Base score, 0 to 10
Highest EPSS
0.0691
94th percentile

Priority of the 5 CVEs

Patch now 0 Urgent 0 High 5 Routine 0

Fixed package versions

ProductReleaseFixed in
aardvark-dnsRHEL 82:1.10.1-2.module+el8.10.0+24482+e50f4e4f
buildahRHEL 82:1.33.14-4.module+el8.10.0+24482+e50f4e4f
buildah-testsRHEL 82:1.33.14-4.module+el8.10.0+24482+e50f4e4f
cockpit-podmanRHEL 80:84.1-1.module+el8.10.0+24482+e50f4e4f
conmonRHEL 83:2.1.10-1.module+el8.10.0+24482+e50f4e4f
container-selinuxRHEL 82:2.229.0-3.module+el8.10.0+24482+e50f4e4f
containernetworking-pluginsRHEL 81:1.4.0-8.module+el8.10.0+24482+e50f4e4f
containers-commonRHEL 82:1-82.module+el8.10.0+24482+e50f4e4f
critRHEL 80:3.18-5.module+el8.10.0+24482+e50f4e4f
criuRHEL 80:3.18-5.module+el8.10.0+24482+e50f4e4f
criu-develRHEL 80:3.18-5.module+el8.10.0+24482+e50f4e4f
criu-libsRHEL 80:3.18-5.module+el8.10.0+24482+e50f4e4f
crunRHEL 80:1.14.3-2.module+el8.10.0+24482+e50f4e4f
fuse-overlayfsRHEL 80:1.13-1.module+el8.10.0+24482+e50f4e4f
libslirpRHEL 80:4.4.0-2.module+el8.10.0+24482+e50f4e4f
libslirp-develRHEL 80:4.4.0-2.module+el8.10.0+24482+e50f4e4f
netavarkRHEL 82:1.10.3-1.module+el8.10.0+24482+e50f4e4f
oci-seccomp-bpf-hookRHEL 80:1.2.10-1.module+el8.10.0+24482+e50f4e4f
podmanRHEL 84:4.9.4-32.module+el8.10.0+24482+e50f4e4f
podman-catatonitRHEL 84:4.9.4-32.module+el8.10.0+24482+e50f4e4f
podman-dockerRHEL 84:4.9.4-32.module+el8.10.0+24482+e50f4e4f
podman-gvproxyRHEL 84:4.9.4-32.module+el8.10.0+24482+e50f4e4f
podman-pluginsRHEL 84:4.9.4-32.module+el8.10.0+24482+e50f4e4f
podman-remoteRHEL 84:4.9.4-32.module+el8.10.0+24482+e50f4e4f
podman-testsRHEL 84:4.9.4-32.module+el8.10.0+24482+e50f4e4f
python3-criuRHEL 80:3.18-5.module+el8.10.0+24482+e50f4e4f
python3-podmanRHEL 80:4.9.0-3.module+el8.10.0+24482+e50f4e4f
runcRHEL 84:1.2.9-4.module+el8.10.0+24482+e50f4e4f
skopeoRHEL 82:1.14.6-2.module+el8.10.0+24482+e50f4e4f
skopeo-testsRHEL 82:1.14.6-2.module+el8.10.0+24482+e50f4e4f
slirp4netnsRHEL 80:1.2.3-1.module+el8.10.0+24482+e50f4e4f
toolboxRHEL 80:0.0.99.5.1-1.module+el8.10.0+24482+e50f4e4f
toolbox-testsRHEL 80:0.0.99.5.1-1.module+el8.10.0+24482+e50f4e4f
udicaRHEL 80:0.2.6-21.module+el8.10.0+24482+e50f4e4f

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-42508 Invoking auth bypass via unenforced @revoked status in golang.org/x/crypto/ssh/knownhosts9.1 0.0691 None reported
High CVE-2026-39830 Invoking client can cause server deadlock on unexpected responses in golang.org/x/crypto/ssh9.1 0.0068 None reported
High CVE-2026-39832 Invoking agent constraints dropped when forwarding keys in golang.org/x/crypto/ssh/agent9.1 0.0068 None reported
High CVE-2026-34986 osbuild-composer: A service for building customized OS artifacts, such as VM images and OSTree commits, that uses osbuild under the hood9.1 0.0066 None reported
High CVE-2026-39829 Invoking pathological RSA/DSA parameters may cause DoS in golang.org/x/crypto/ssh8.7 0.0047 None reported
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