openSUSE-SU-2026:21021-1

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Import Source

https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:21021-1.json

JSON Data

https://api.test.osv.dev/v1/vulns/openSUSE-SU-2026:21021-1

Upstream

CVE (2)

Related

CVE (2)

Published

2026-06-22T14:30:37Z

Modified

2026-06-30T18:24:42Z

Summary

Security update for krb5

Details

This update for krb5 fixes the following issues

CVE-2026-40355: Denial of Service via NULL pointer dereference in NegoEx mechanism (bsc#1263366).
CVE-2026-40356: Denial of Service via integer underflow and out-of-bounds read (bsc#1263367).

References

Affected packages

openSUSE:Leap 16.0 / krb5

Package

Name: krb5
Purl: pkg:rpm/opensuse/krb5&distro=openSUSE%20Leap%2016.0

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

1.21.3-160000.3.1

Ecosystem specific

{
    "binaries":  [
        {
            "krb5":  "1.21.3-160000.3.1",
            "krb5-client":  "1.21.3-160000.3.1",
            "krb5-devel":  "1.21.3-160000.3.1",
            "krb5-plugin-kdb-ldap":  "1.21.3-160000.3.1",
            "krb5-plugin-preauth-otp":  "1.21.3-160000.3.1",
            "krb5-plugin-preauth-pkinit":  "1.21.3-160000.3.1",
            "krb5-plugin-preauth-spake":  "1.21.3-160000.3.1",
            "krb5-server":  "1.21.3-160000.3.1"
        }
    ]
}

Database specific

source

"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:21021-1.json"