# CVE-2022-4254: sssd: sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters

CVE-2022-4254 is fixed in 24 products on 1 platform, first by libipa-hbac0 2.2.3-3ubuntu0.11, released February 1, 2023. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2022-4254
- Priority: High
- CVSS: 8.8 (high)
- EPSS: 0.0095
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 1, 2023

## Description

sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libipa-hbac0 Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libipa-hbac0 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libipa-hbac0-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | libnss-sss Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libnss-sss 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libnss-sss-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | libpam-sss Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libpam-sss 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libpam-sss-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | libsss-certmap0 Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libsss-certmap0 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsss-certmap0-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | libsss-idmap0 Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libsss-idmap0 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsss-idmap0-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | libsss-nss-idmap0 Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libsss-nss-idmap0 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsss-nss-idmap0-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | libsss-simpleifp0 Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libsss-simpleifp0 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsss-simpleifp0-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | libsss-sudo Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libsss-sudo 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsss-sudo-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | libwbclient-sssd Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [libwbclient-sssd 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libwbclient-sssd-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | python3-libipa-hbac Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [python3-libipa-hbac 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-libipa-hbac-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | python3-libsss-nss-idmap Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [python3-libsss-nss-idmap 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-libsss-nss-idmap-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | python3-sss Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [python3-sss 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-sss-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd Debian 12.15 (bookworm) | 2.3.1-1 | [DEBIAN-CVE-2022-4254](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4254.md) | Feb 1, 2023 |
| Linux | sssd Debian 13.5 (trixie) | 2.3.1-1 | [DEBIAN-CVE-2022-4254](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4254.md) | Feb 1, 2023 |
| Linux | sssd Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-ad Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-ad 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-ad-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-ad-common Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-ad-common 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-ad-common-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-common Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-common 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-common-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-dbus Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-dbus 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-dbus-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-ipa Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-ipa 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-ipa-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-kcm Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-kcm 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-kcm-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-krb5 Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-krb5 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-krb5-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-krb5-common Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-krb5-common 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-krb5-common-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-ldap Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-ldap 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-ldap-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-proxy Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-proxy 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-proxy-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |
| Linux | sssd-tools Ubuntu 20.04 LTS (focal) | 2.2.3-3ubuntu0.11 | [sssd-tools 2.2.3-3ubuntu0.11](https://patchblox.com/security/data/fix/linux/ubuntu-focal-sssd-tools-2.2.3-3ubuntu0.11.md) | Feb 1, 2023 |

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