CVE-2021-3520
CriticalAdvisory
Published 30 Apr 2021In the index since 5 Sept 2026
- Severity
- Critical
- worst across findings
- CVSS
- 9.8
- base score, highest
- EPSS
- 0.032
- 87th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 751
- of 17,781 indexed, latest versions
- Container images
- 553
- deployed by those charts
- Fix available
- 3 of 3
- affected packages
Red Hat Security Advisory: lz4 security update
Carried by container images the latest versions of 751 of 17,781 indexed charts deploy, on 553 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| lz4deb | 0.0~r131-2+b1, 0.0~r131-2ubuntu2, 0.0~r131-2ubuntu3, 1.8.3-1+1 more | 0.0~r131-2+deb9u1, 0.0~r131-2ubuntu2+esm1, 0.0~r131-2ubuntu3.1, 1.8.3-1+deb10u1+1 more | 509 |
| lz4apk | 1.9.2-r0, 1.9.3-r0 | 1.9.2-r1, 1.9.3-r1 | 5 |
| lz4rpm | 1.8.0-3.5.1, 1.8.0-lp151.3.3.1, 1.8.1.2-4.el8, 1.8.3-2.el8 | 0:1.8.3-3.el8_4, 1.8.0-3.8.1, 1.9.3-2.1 | 39 |
- OSV records
- ALPINE-CVE-2021-3520UBUNTU-CVE-2021-3520RHSA-2021:2575DLA-2657-1DSA-4919-1openSUSE-SU-2024:11562-1SUSE-SU-2021:1647-1
- Also known as
- USN-4968-1, USN-4968-2
Charts affected
751 by stars
Container images carrying it
553 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| cloudve/ | d79c1c5881c0 | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| codaprotocol/ | 37c68e67a401 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| codaprotocol/ | 4ba4dd3a041f | lz4 | 0.0~r131-2+deb9u1 | 1 |
| codercom/ | 47605610ad8d | lz4 | 1.8.3-1+deb10u1 | 1 |
| codeskyblue/ | caa862590e34 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | e1c176458aaf | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | 9e24264ea8f3 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | 07c44005da9d | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | d3577ddd5c67 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | d8e23f10e882 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | e154d5781c8a | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | 583d2cd8476c | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | ef3a3fb0ad47 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | d9b38e234de9 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | 5f5add2c12e0 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | 353dc46303ac | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | e3546b97faea | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | 08524d8327b8 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | 45f20c4cd2fa | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | cf163d2b95b5 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | 8722700f1768 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | af3e9f551ad1 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| conduction/ | c3e5737ae68f | lz4 | 0.0~r131-2+deb9u1 | 1 |
| confluentinc/ | f2975d507a2a | lz4 | 0:1.8.3-3.el8_4 | 1 |
| confluentinc/ | 8f1544df1f48 | lz4 | 0:1.8.3-3.el8_4 | 1 |
| confluentinc/ | 5f990b0f43c9 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| confluentinc/ | 4bc70a83ca6f | lz4 | 0:1.8.3-3.el8_4 | 1 |
| confluentinc/ | b0b7aa26254a | lz4 | 0:1.8.3-3.el8_4 | 1 |
| confluentinc/ | ee403d5b9090 | lz4 | 0:1.8.3-3.el8_4 | 1 |
| confluentinc/ | b651d4b6185a | lz4 | 0:1.8.3-3.el8_4 | 1 |
| confluentinc/ | 78c190f4472c | lz4 | 0:1.8.3-3.el8_4 | 1 |
| cradlepoint/ | 8f5720b0cd03 | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| craftypath/ | 402a0024c732 | lz4 | 0:1.8.3-3.el8_4 | 1 |
| csiplugin/ | 1fa83d45417f | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| ctron/ | 8fdea8f76499 | lz4 | 0:1.8.3-3.el8_4 | 1 |
| daedalusproject/ | 6f72b5119eda | lz4 | 1.9.2-2ubuntu0.20.04.1 | 1 |
| daskdev/ | 4ecd7bc35500 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| daskdev/ | 052630f5ca04 | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| datalust/ | 9c731bb207a6 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| datarhei/ | 655e12f9eeed | lz4 | 1.8.3-1+deb10u1 | 1 |
| davidvmar/ | 2a68e9ac7f09 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| davidvmar/ | 5663f5b24615 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| dellcloud/ | 02fc234353a9 | lz4 | 1.9.2-2ubuntu0.20.04.1 | 1 |
| dellcloud/ | 4d2eb25b9225 | lz4 | 1.9.2-2ubuntu0.20.04.1 | 1 |
| digitsy/ | f91d7f56b55d | lz4 | 1.8.3-1+deb10u1 | 1 |
| dnationcloud/ | dee6376560f5 | lz4 | 1.8.3-1+deb10u1 | 1 |
| dniel/ | 45a667852f2a | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| douz/ | fa6a57de2b72 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| douz/ | f2bc7fc068c1 | lz4 | 1.8.3-1+deb10u1 | 1 |
| drgrove/ | 361721759a2b | lz4 | 0.0~r131-2+deb9u1 | 1 |