CVE-2022-37434
zlib: The zlib packages provide a general-purpose lossless data compression library that is used by many different programs...
CVE-2022-37434 is fixed in 19 products on 1 platform, first by klibc-utils 2.0.4-9ubuntu2.2+esm1, released August 5, 2022. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
9.8
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.1924
97th percentile
The zlib packages provide a general-purpose lossless data compression library that is used by many different programs. Security Fix(es): * zlib: a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header extra field (CVE-2022-37434) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| klibc-utils · Ubuntu 18.04.6 LTS (bionic) | 2.0.4-9ubuntu2.2+esm1 | klibc-utils 2.0.4-9ubuntu2.2+esm1 | Aug 5, 2022 |
| klibc-utils · Ubuntu 20.04 LTS (focal) | 2.0.7-1ubuntu5.2 | klibc-utils 2.0.7-1ubuntu5.2 | Aug 5, 2022 |
| klibc-utils · Ubuntu 22.04.1 LTS (jammy) | 2.0.10-4ubuntu0.1 | klibc-utils 2.0.10-4ubuntu0.1 | Aug 5, 2022 |
| klibc-utils · Ubuntu 24.04.5 LTS (noble) | 2.0.13-4ubuntu0.1 | klibc-utils 2.0.13-4ubuntu0.1 | Aug 5, 2022 |
| lib32z1 · Ubuntu 18.04.6 LTS (bionic) | 1:1.2.11.dfsg-0ubuntu2.2 | lib32z1 1:1.2.11.dfsg-0ubuntu2.2 | Aug 5, 2022 |
| lib32z1 · Ubuntu 20.04 LTS (focal) | 1:1.2.11.dfsg-2ubuntu1.5 | lib32z1 1:1.2.11.dfsg-2ubuntu1.5 | Aug 5, 2022 |
| lib32z1 · Ubuntu 22.04.1 LTS (jammy) | 1:1.2.11.dfsg-2ubuntu9.2 | lib32z1 1:1.2.11.dfsg-2ubuntu9.2 | Aug 5, 2022 |
| lib64z1 · Ubuntu 18.04.6 LTS (bionic) | 1:1.2.11.dfsg-0ubuntu2.2 | lib64z1 1:1.2.11.dfsg-0ubuntu2.2 | Aug 5, 2022 |
| lib64z1 · Ubuntu 20.04 LTS (focal) | 1:1.2.11.dfsg-2ubuntu1.5 | lib64z1 1:1.2.11.dfsg-2ubuntu1.5 | Aug 5, 2022 |
| lib64z1 · Ubuntu 22.04.1 LTS (jammy) | 1:1.2.11.dfsg-2ubuntu9.2 | lib64z1 1:1.2.11.dfsg-2ubuntu9.2 | Aug 5, 2022 |
| libklibc · Ubuntu 18.04.6 LTS (bionic) | 2.0.4-9ubuntu2.2+esm1 | libklibc 2.0.4-9ubuntu2.2+esm1 | Aug 5, 2022 |
| libklibc · Ubuntu 20.04 LTS (focal) | 2.0.7-1ubuntu5.2 | libklibc 2.0.7-1ubuntu5.2 | Aug 5, 2022 |
| libklibc · Ubuntu 22.04.1 LTS (jammy) | 2.0.10-4ubuntu0.1 | libklibc 2.0.10-4ubuntu0.1 | Aug 5, 2022 |
| libklibc · Ubuntu 24.04.5 LTS (noble) | 2.0.13-4ubuntu0.1 | libklibc 2.0.13-4ubuntu0.1 | Aug 5, 2022 |
| libx32z1 · Ubuntu 18.04.6 LTS (bionic) | 1:1.2.11.dfsg-0ubuntu2.2 | libx32z1 1:1.2.11.dfsg-0ubuntu2.2 | Aug 5, 2022 |
| libx32z1 · Ubuntu 20.04 LTS (focal) | 1:1.2.11.dfsg-2ubuntu1.5 | libx32z1 1:1.2.11.dfsg-2ubuntu1.5 | Aug 5, 2022 |
| libx32z1 · Ubuntu 22.04.1 LTS (jammy) | 1:1.2.11.dfsg-2ubuntu9.2 | libx32z1 1:1.2.11.dfsg-2ubuntu9.2 | Aug 5, 2022 |
| libz-mingw-w64 · Debian 12.15 (bookworm) | 1.2.12+dfsg-2 | DEBIAN-CVE-2022-37434 | Aug 5, 2022 |
| libz-mingw-w64 · Debian 13.5 (trixie) | 1.2.12+dfsg-2 | DEBIAN-CVE-2022-37434 | Aug 5, 2022 |
| libz-mingw-w64 · Debian 14 | 1.2.12+dfsg-2 | DEBIAN-CVE-2022-37434 | Aug 5, 2022 |
| minizip-compat · amzn 2023 | 1.2.11-33.amzn2023.0.4 | ALAS2023-2023-003 | Feb 17, 2023 |
| minizip-compat-debuginfo · amzn 2023 | 1.2.11-33.amzn2023.0.4 | ALAS2023-2023-003 | Feb 17, 2023 |
| minizip-compat-devel · amzn 2023 | 1.2.11-33.amzn2023.0.4 | ALAS2023-2023-003 | Feb 17, 2023 |
| rsync · RHEL 8 | 0:3.1.3-19.el8 | RHSA-2022:7793 | Nov 8, 2022 |
| rsync · RHEL 9 | 0:3.2.3-18.el9 | RHSA-2022:8291 | Nov 15, 2022 |
| rsync · Ubuntu 18.04.6 LTS (bionic) | 3.1.2-2.1ubuntu1.5 | rsync 3.1.2-2.1ubuntu1.5 | Aug 5, 2022 |
| rsync · Ubuntu 20.04 LTS (focal) | 3.1.3-8ubuntu0.4 | rsync 3.1.3-8ubuntu0.4 | Aug 5, 2022 |
| rsync · almalinux 8 | 3.1.3-19.el8 | ALSA-2022:7793 | Nov 8, 2022 |
| rsync · almalinux 9 | 3.2.3-18.el9 | ALSA-2022:8291 | Nov 15, 2022 |
| rsync · amzn 2023 | 3.2.6-1.amzn2023.0.3 | ALAS2023-2023-002 | Feb 17, 2023 |
| rsync · ol 8 | 0:3.1.3-19.el8 | ELSA-2022-7793 | Nov 15, 2022 |
| rsync · ol 9 | 0:3.2.3-18.el9 | ELSA-2022-8291 | Nov 22, 2022 |
| rsync · rocky 8 | 0:3.1.3-19.el8 | RLSA-2022:7793 | Nov 8, 2022 |
| rsync · rocky 9 | 0:3.2.3-18.el9 | RLSA-2022:8291 | Nov 15, 2022 |
| rsync-daemon · RHEL 8 | 0:3.1.3-19.el8 | RHSA-2022:7793 | Nov 8, 2022 |
| rsync-daemon · RHEL 9 | 0:3.2.3-18.el9 | RHSA-2022:8291 | Nov 15, 2022 |
| rsync-daemon · almalinux 8 | 3.1.3-19.el8 | ALSA-2022:7793 | Nov 8, 2022 |
| rsync-daemon · almalinux 9 | 3.2.3-18.el9 | ALSA-2022:8291 | Nov 15, 2022 |
| rsync-daemon · amzn 2023 | 3.2.6-1.amzn2023.0.3 | ALAS2023-2023-002 | Feb 17, 2023 |
| rsync-daemon · ol 8 | 0:3.1.3-19.el8 | ELSA-2022-7793 | Nov 15, 2022 |
| rsync-daemon · ol 9 | 0:3.2.3-18.el9 | ELSA-2022-8291 | Nov 22, 2022 |
| rsync-debuginfo · amzn 2023 | 3.2.6-1.amzn2023.0.3 | ALAS2023-2023-002 | Feb 17, 2023 |
| rsync-debugsource · amzn 2023 | 3.2.6-1.amzn2023.0.3 | ALAS2023-2023-002 | Feb 17, 2023 |
| zlib · Debian 11.6 (bullseye) | 1:1.2.11.dfsg-2+deb11u2 | DSA-5218-1 | Aug 25, 2022 |
| zlib · Debian 12.15 (bookworm) | 1:1.2.11.dfsg-4.1 | DEBIAN-CVE-2022-37434 | Aug 5, 2022 |
| zlib · Debian 13.5 (trixie) | 1:1.2.11.dfsg-4.1 | DEBIAN-CVE-2022-37434 | Aug 5, 2022 |
| zlib · Debian 14 | 1:1.2.11.dfsg-4.1 | DEBIAN-CVE-2022-37434 | Aug 5, 2022 |
| zlib · RHEL 8 | 0:1.2.11-19.el8_6 | RHSA-2022:7106 | Oct 25, 2022 |
| zlib · RHEL 9 | 0:1.2.11-32.el9_0 | RHSA-2022:7314 | Nov 2, 2022 |
| zlib · almalinux 8 | 1.2.11-19.el8_6 | ALSA-2022:7106 | Oct 25, 2022 |
| zlib · almalinux 9 | 1.2.11-32.el9_0 | ALSA-2022:7314 | Nov 2, 2022 |
| zlib · amzn 2023 | 1.2.11-33.amzn2023.0.4 | ALAS2023-2023-003 | Feb 17, 2023 |
| zlib · ol 8 | 0:1.2.11-19.el8_6 | ELSA-2022-7106 | Oct 26, 2022 |
| zlib · ol 9 | 0:1.2.11-32.el9_0 | ELSA-2022-7314 | Nov 2, 2022 |
| zlib · rocky 8 | 0:1.2.11-19.el8_6 | RLSA-2022:7106 | Oct 25, 2022 |
| zlib · rocky 9 | 0:1.2.11-32.el9_0 | RLSA-2022:7314 | Nov 2, 2022 |
| zlib-debuginfo · amzn 2023 | 1.2.11-33.amzn2023.0.4 | ALAS2023-2023-003 | Feb 17, 2023 |
| zlib-debugsource · amzn 2023 | 1.2.11-33.amzn2023.0.4 | ALAS2023-2023-003 | Feb 17, 2023 |
| zlib-devel · RHEL 8 | 0:1.2.11-19.el8_6 | RHSA-2022:7106 | Oct 25, 2022 |
| zlib-devel · RHEL 9 | 0:1.2.11-32.el9_0 | RHSA-2022:7314 | Nov 2, 2022 |
| zlib-devel · almalinux 8 | 1.2.11-19.el8_6 | ALSA-2022:7106 | Oct 25, 2022 |
| zlib-devel · almalinux 9 | 1.2.11-32.el9_0 | ALSA-2022:7314 | Nov 2, 2022 |
| zlib-devel · amzn 2023 | 1.2.11-33.amzn2023.0.4 | ALAS2023-2023-003 | Feb 17, 2023 |
| zlib-devel · ol 8 | 0:1.2.11-19.el8_6 | ELSA-2022-7106 | Oct 26, 2022 |
| zlib-devel · ol 9 | 0:1.2.11-32.el9_0 | ELSA-2022-7314 | Nov 2, 2022 |
| zlib-static · RHEL 8 | 0:1.2.11-19.el8_6 | RHSA-2022:7106 | Oct 25, 2022 |
| zlib-static · RHEL 9 | 0:1.2.11-32.el9_0 | RHSA-2022:7314 | Nov 2, 2022 |
| zlib-static · almalinux 8 | 1.2.11-19.el8_6 | ALSA-2022:7106 | Oct 25, 2022 |
| zlib-static · almalinux 9 | 1.2.11-32.el9_0 | ALSA-2022:7314 | Nov 2, 2022 |
| zlib-static · amzn 2023 | 1.2.11-33.amzn2023.0.4 | ALAS2023-2023-003 | Feb 17, 2023 |
| zlib-static · ol 8 | 0:1.2.11-19.el8_6 | ELSA-2022-7106 | Oct 26, 2022 |
| zlib-static · ol 9 | 0:1.2.11-32.el9_0 | ELSA-2022-7314 | Nov 2, 2022 |
| zlib1g · Ubuntu 18.04.6 LTS (bionic) | 1:1.2.11.dfsg-0ubuntu2.2 | zlib1g 1:1.2.11.dfsg-0ubuntu2.2 | Aug 5, 2022 |
| zlib1g · Ubuntu 20.04 LTS (focal) | 1:1.2.11.dfsg-2ubuntu1.5 | zlib1g 1:1.2.11.dfsg-2ubuntu1.5 | Aug 5, 2022 |
| zlib1g · Ubuntu 22.04.1 LTS (jammy) | 1:1.2.11.dfsg-2ubuntu9.2 | zlib1g 1:1.2.11.dfsg-2ubuntu9.2 | Aug 5, 2022 |
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