In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token to appear truncated to the application.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade krb5-develUpgrade krb5-server-ldapUpgrade krb5-workstationUpgrade krb5-pkinitUpgrade krb5-libsUpgrade krb5-serverUpgrade libkadm5 | Aug 22, 2024 | Jun 28, 2024 |
| Alpine Linux | — | Upgrade krb5 | Aug 22, 2024 | Jun 28, 2024 |
| Amazon Linux Ami 2 | — | Upgrade krb5-pkinitUpgrade krb5-serverUpgrade libkadm5Upgrade krb5-libsUpgrade krb5-develUpgrade krb5-server-ldapUpgrade krb5-debuginfoUpgrade krb5-workstation | Jul 23, 2024 | Jun 28, 2024 |
| Amazon_linux_2023 | — | Upgrade krb5-libs-debuginfoUpgrade libkadm5-debuginfoUpgrade libkadm5Upgrade krb5-libsUpgrade krb5-debugsourceUpgrade krb5-server-debuginfoUpgrade krb5-serverUpgrade krb5-workstation-debuginfoUpgrade krb5-develUpgrade krb5-server-ldap-debuginfoUpgrade krb5-server-ldapUpgrade krb5-debuginfoUpgrade krb5-workstationUpgrade krb5-pkinitUpgrade krb5-pkinit-debuginfo | Feb 17, 2025 | Jun 27, 2024 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jun 28, 2024 |
| Debian | — | Upgrade krb5 | Jul 9, 2024 | Jun 28, 2024 |
| Dell Powerstore Dsa2024462 | — | Upgrade Dell PowerStoreOS to the latest version | Oct 23, 2025 | Nov 20, 2024 |
| Dell Powerstore Dsa2024497 | — | Upgrade Dell PowerStoreOS to the latest version | Oct 23, 2025 | Dec 19, 2024 |
| Dell Powerstore Dsa2025050 | — | Upgrade Dell PowerStoreOS to the latest version | Oct 23, 2025 | Jan 28, 2025 |
| Huawei Euleros 2_0_sp10 | — | Upgrade krb5-serverUpgrade krb5-libsUpgrade krb5-clientUpgrade krb5 | Oct 8, 2024 | Jun 28, 2024 |
| Huawei Euleros 2_0_sp12 | — | Upgrade krb5Upgrade krb5-serverUpgrade krb5-libsUpgrade krb5-client | Oct 9, 2024 | Jun 28, 2024 |
| Huawei Euleros 2_0_sp9 | — | Upgrade krb5-serverUpgrade krb5-libsUpgrade krb5-clientUpgrade krb5 | Oct 8, 2024 | Jun 28, 2024 |
| Oracle_linux | — | Upgrade krb5-pkinitUpgrade krb5-serverUpgrade krb5-develUpgrade krb5-workstationUpgrade krb5-libsUpgrade krb5-server-ldapUpgrade libkadm5 | Oct 16, 2024 | Jun 27, 2024 |
| Redhat_linux | — | Upgrade krb5-debuginfoUpgrade krb5-server-ldap-debuginfoNo solution existsUpgrade krb5-pkinitUpgrade krb5-workstation-debuginfoUpgrade krb5-pkinit-debuginfoUpgrade krb5-develUpgrade krb5-devel-debuginfoUpgrade libkadm5Upgrade krb5-server-ldapUpgrade krb5-libsUpgrade krb5-serverUpgrade krb5-debugsourceUpgrade krb5-server-debuginfoUpgrade krb5-workstationUpgrade krb5-libs-debuginfoUpgrade libkadm5-debuginfo | Jul 24, 2024 | Jun 28, 2024 |
| Rocky_linux | — | Upgrade krb5-workstationUpgrade krb5-libsUpgrade krb5-pkinit-debuginfoUpgrade libkadm5Upgrade krb5-server-ldapUpgrade libkadm5-debuginfoUpgrade krb5-serverUpgrade krb5-debugsourceUpgrade krb5-pkinitUpgrade krb5-workstation-debuginfoUpgrade krb5-develUpgrade krb5-debuginfoUpgrade krb5-server-debuginfoUpgrade krb5-libs-debuginfoUpgrade krb5-devel-debuginfoUpgrade krb5-server-ldap-debuginfo | May 8, 2025 | Jun 28, 2024 |
| Suse | — | Upgrade krb5-plugin-kdb-ldapUpgrade krb5-serverUpgrade krb5-plugin-preauth-pkinitUpgrade krb5-develUpgrade krb5-clientUpgrade krb5-plugin-preauth-otpUpgrade krb5-devel-32bitUpgrade krb5-docUpgrade krb5-plugin-preauth-spakeUpgrade krb5-32bitUpgrade krb5 | Jul 9, 2024 | Jun 28, 2024 |
| Ubuntu | — | Upgrade libkrb5support0Upgrade libkdb5-8 (Ubuntu Pro)Upgrade libkdb5-9Upgrade libkadm5clnt-mit9 (Ubuntu Pro)Upgrade libk5crypto3Upgrade libkrad0 (Ubuntu Pro)Upgrade libgssrpc4 (Ubuntu Pro)Upgrade libkadm5clnt-mit12Upgrade krb5-admin-serverUpgrade krb5-otp (Ubuntu Pro)Upgrade libkadm5clnt-mit11Upgrade libkrb5support0 (Ubuntu Pro)Upgrade libkrad0Upgrade libgssrpc4t64Upgrade krb5-admin-server (Ubuntu Pro)Upgrade libkdb5-9 (Ubuntu Pro)Upgrade libkdb5-10t64Upgrade libk5crypto3 (Ubuntu Pro)Upgrade libkdb5-10Upgrade libkrb5-3Upgrade krb5-pkinitUpgrade krb5-kdcUpgrade krb5-kdc-ldap (Ubuntu Pro)Upgrade libkadm5srv-mit11Upgrade krb5-kdc (Ubuntu Pro)Upgrade libgssrpc4Upgrade libkdb5-7 (Ubuntu Pro)Upgrade krb5-pkinit (Ubuntu Pro)Upgrade libgssapi-krb5-2 (Ubuntu Pro)Upgrade krb5-otpUpgrade libkadm5srv-mit9 (Ubuntu Pro)Upgrade krb5-userUpgrade libgssapi-krb5-2Upgrade libkadm5clnt-mit11 (Ubuntu Pro)Upgrade libkadm5srv-mit8 (Ubuntu Pro)Upgrade libkrb5-3 (Ubuntu Pro)Upgrade libkadm5srv-mit12Upgrade krb5-user (Ubuntu Pro)Upgrade krb5-kdc-ldapUpgrade libkadm5srv-mit11 (Ubuntu Pro) | Aug 9, 2024 | Jun 28, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jun 28, 2024 |
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