# CVE-2021-3995: util-linux: util-linux - security update

CVE-2021-3995 is fixed in 39 products on 1 platform, first by DSA-5055-1, released January 24, 2022. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2021-3995
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0064
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jan 24, 2022

## Description

util-linux - security update

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | bsdextrautils Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [bsdextrautils 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-bsdextrautils-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | bsdutils Ubuntu 20.04 LTS (focal) | 1:2.34-0.1ubuntu9.3 | [bsdutils 1:2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-bsdutils-1-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | bsdutils Ubuntu 22.04.1 LTS (jammy) | 1:2.37.2-4ubuntu2 | [bsdutils 1:2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-bsdutils-1-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | eject Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [eject 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-eject-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | fdisk Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [fdisk 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-fdisk-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | fdisk Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [fdisk 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-fdisk-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | libblkid amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libblkid-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libblkid-devel amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libblkid1 Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [libblkid1 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libblkid1-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | libblkid1 Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [libblkid1 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libblkid1-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | libfdisk amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libfdisk-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libfdisk-devel amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libfdisk1 Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [libfdisk1 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libfdisk1-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | libfdisk1 Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [libfdisk1 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libfdisk1-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | libmount amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libmount-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libmount-devel amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libmount1 Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [libmount1 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libmount1-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | libmount1 Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [libmount1 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libmount1-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | libsmartcols amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libsmartcols-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libsmartcols-devel amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libsmartcols1 Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [libsmartcols1 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsmartcols1-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | libsmartcols1 Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [libsmartcols1 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libsmartcols1-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | libuuid amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libuuid-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libuuid-devel amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | libuuid1 Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [libuuid1 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libuuid1-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | libuuid1 Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [libuuid1 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libuuid1-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | mount Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [mount 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-mount-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | mount Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [mount 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-mount-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | python3-libmount amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | python3-libmount-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | rfkill Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [rfkill 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-rfkill-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | rfkill Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [rfkill 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-rfkill-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | util-linux Debian 11.6 (bullseye) | 2.36.1-8+deb11u1 | [DSA-5055-1](https://patchblox.com/security/data/fix/linux/dsa-5055-1.md) | Jan 24, 2022 |
| Linux | util-linux Debian 12.15 (bookworm) | 2.37.3-1 | [DEBIAN-CVE-2021-3995](https://patchblox.com/security/data/fix/linux/debian-cve-2021-3995.md) | Aug 23, 2022 |
| Linux | util-linux Debian 13.5 (trixie) | 2.37.3-1 | [DEBIAN-CVE-2021-3995](https://patchblox.com/security/data/fix/linux/debian-cve-2021-3995.md) | Aug 23, 2022 |
| Linux | util-linux Debian 14 | 2.37.3-1 | [DEBIAN-CVE-2021-3995](https://patchblox.com/security/data/fix/linux/debian-cve-2021-3995.md) | Aug 23, 2022 |
| Linux | util-linux Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [util-linux 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-util-linux-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | util-linux Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [util-linux 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-util-linux-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | util-linux amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | util-linux-core amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | util-linux-core-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | util-linux-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | util-linux-debugsource amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | util-linux-locales Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [util-linux-locales 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-util-linux-locales-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | util-linux-locales Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [util-linux-locales 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-util-linux-locales-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | util-linux-user amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | util-linux-user-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | uuid-runtime Ubuntu 20.04 LTS (focal) | 2.34-0.1ubuntu9.3 | [uuid-runtime 2.34-0.1ubuntu9.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-uuid-runtime-2.34-0.1ubuntu9.3.md) | Jan 31, 2022 |
| Linux | uuid-runtime Ubuntu 22.04.1 LTS (jammy) | 2.37.2-4ubuntu2 | [uuid-runtime 2.37.2-4ubuntu2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-uuid-runtime-2.37.2-4ubuntu2.md) | Jan 31, 2022 |
| Linux | uuidd amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |
| Linux | uuidd-debuginfo amzn 2023 | 2.37.4-1.amzn2023.0.3 | [ALAS2023-2023-024](https://patchblox.com/security/data/fix/linux/alas2023-2023-024.md) | Feb 17, 2023 |

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