openSUSE: Flannel Important Security Updates Advisory 2025:0491-1
opensuse
December 31, 2025
An update that fixes three vulnerabilities is now available.
Description
This update for flannel fixes the following issues:
- Update to version 0.27.4:
* Removed PodSecurityPolicy manifest creation
* Fix interface IP address detection in dual-stack mode
* Fix: recreate VXLAN device (flannel.*) when external interface is
deleted and re-added (#2247)
* golangci-lint: fix iptables_test
* firewall: add option to disable fully-random mode for MASQUERADE
* Bump the tencent group with 2 updates
* Bump github.com/coreos/go-systemd/v22 in the other-go-modules group
* Bump golang.org/x/sys in the other-go-modules group
* Bump the etcd group with 4 updates
* Bump etcd version in tests
* Stop using deprecated cache.NewIndexerInformer function
* Bump k8s test version
* Bump k8s deps to v0.31.11
* Bump the other-go-modules group with 2 updates
* helm chart: add nodeSelector in the helm chart
* Updated Alpine image
* Added flag to enable blackhole route locally for Canal
...
Read the Full Advisory
Topics Covered
Patch
Patch Instructions:
To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
- openSUSE Backports SLE-15-SP6:
zypper in -t patch openSUSE-2025-491=1
Package List
- openSUSE Backports SLE-15-SP6 (aarch64 i586 ppc64le s390x x86_64):
flannel-0.27.4-bp156.4.3.1
- openSUSE Backports SLE-15-SP6 (noarch):
flannel-k8s-yaml-0.27.4-bp156.4.3.1
References
https://www.suse.com/security/cve/CVE-2019-14697.html
https://www.suse.com/security/cve/CVE-2023-45288.html
https://www.suse.com/security/cve/CVE-2025-30204.html
https://bugzilla.suse.com/1218694
https://bugzilla.suse.com/1236522
https://bugzilla.suse.com/1240516
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: openSUSE-SU-2025:0491-1
Rating: important
Affected Products:
openSUSE Backports SLE-15-SP6
Topics Covered
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