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
- 753
- of 17,787 indexed, latest versions
- Container images
- 555
- 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 753 of 17,787 indexed charts deploy, on 555 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 | 511 |
| 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
753 by stars
Container images carrying it
555 by charts deploying them
A fixed version is listed for 3 of the 3 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| sirfragalot/ | 34577843cb7b | lz4 | 1.8.3-1+deb10u1 | 1 |
| siscc/ | bb1e9a45b6fa | lz4 | 1.8.3-1+deb10u1 | 1 |
| siscc/ | 00d73f06edcf | lz4 | 1.8.3-1+deb10u1 | 1 |
| sismics/ | f4b0ef019cf1 | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| slagattollas/ | cecd95e31486 | lz4 | 1.8.3-1+deb10u1 | 1 |
| slagattollas/ | 6dd8ead8e2b1 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| slagattollas/ | 68e7f56393fc | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| snowplow/ | 41d318841516 | lz4 | 1.8.3-1+deb10u1 | 1 |
| softonic/ | d9c57e76e669 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| softonic/ | f0d3dcecce5e | lz4 | 0.0~r131-2+deb9u1 | 1 |
| softonic/ | ab6098c04a53 | lz4 | 1.8.3-1+deb10u1 | 1 |
| softonic/ | 72017aed5902 | lz4 | 1.8.3-1+deb10u1 | 1 |
| softonic/ | 94b87f1fb362 | lz4 | 1.8.3-1+deb10u1 | 1 |
| someblackmagic/ | 0d63ba37a560 | lz4 | 1.8.3-1+deb10u1 | 1 |
| sorintlab/ | 36b45c0f97fc | lz4 | 1.8.3-1+deb10u1 | 1 |
| stacksimplify/ | ead648280067 | lz4 | 1.8.3-1+deb10u1 | 1 |
| stacksimplify/ | ce2b15139aca | lz4 | 1.8.3-1+deb10u1 | 1 |
| stakewiselabs/ | 2afd0c0b34cb | lz4 | 1.8.3-1+deb10u1 | 1 |
| stashapp/ | 24dbd7607174 | lz4 | 1.9.2-2ubuntu0.20.04.1 | 1 |
| subsquid/ | a0d9dea6a9c2 | lz4 | 1.8.3-1+deb10u1 | 1 |
| svtechnmaa/ | b9d7ecf8de24 | lz4 | 1.8.3-1+deb10u1 | 1 |
| svtechnmaa/ | d5a1390b5b75 | lz4 | 1.8.3-1+deb10u1 | 1 |
| svtechnmaa/ | e19aba397c1f | lz4 | 1.8.3-1+deb10u1 | 1 |
| svtechnmaa/ | 674fad30a51f | lz4 | 1.8.3-1+deb10u1 | 1 |
| taigaio/ | 36318831b3e7 | lz4 | 1.8.3-1+deb10u1 | 1 |
| tensorflow/ | 1e3172090703 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| teslamate/ | 49db95fbf2a1 | lz4 | 1.8.3-1+deb10u1 | 1 |
| testhubio/ | 56badee134b9 | lz4 | 1.8.3-1+deb10u1 | 1 |
| thecampagnards/ | 7dca9d973837 | lz4 | 1.9.2-2ubuntu0.20.04.1 | 1 |
| timothyclarke/ | 22c41e5ca7e2 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| tpdock/ | 3da600c95a49 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| trungkien210493/ | 2cc8c3763c4c | lz4 | 1.8.3-1+deb10u1 | 1 |
| typesense/ | 3accb727cbe2 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| ubercadence/ | 8564a5b44a6d | lz4 | 0.0~r131-2+deb9u1 | 1 |
| vexorian/ | 7e2b99844a5c | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| vikunja/ | 863a426a8e49 | lz4 | 1.8.3-1+deb10u1 | 1 |
| voltha/ | c4e41e92f046 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| voltha/ | 37f80524c207 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| voltha/ | 9ee8c1f4428c | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| voltha/ | e038acb950d3 | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| voltha/ | 655c3048a602 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| voltha/ | ff596b62de59 | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |
| vromero/ | 408d6a46b153 | lz4 | 0.0~r131-2+deb9u1 | 1 |
| wavefronthq/ | d1064d28f6eb | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| weblate/ | 82848df56ecd | lz4 | 1.8.3-1+deb10u1 | 1 |
| wekanteam/ | 68a51f0327df | lz4 | 1.9.2-2ubuntu0.20.04.1 | 1 |
| wener/ | 9a42bae466d4 | lz4 | 1.9.2-r1 | 1 |
| wiremind/ | 4dea42c8166c | lz4 | 1.8.3-1+deb10u1 | 1 |
| woojoong/ | ec230db19652 | lz4 | 0.0~r131-2ubuntu3.1 | 1 |
| xingse/ | 9f9d5492e4bf | lz4 | 0.0~r131-2ubuntu2+esm1 | 1 |