CVE-2026-4437
HighAdvisory
Published 20 Mar 2026In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.003
- 25th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 995
- of 17,790 indexed, latest versions
- Container images
- 1,166
- deployed by those charts
- Fix available
- 3 of 4
- affected packages
CVE-2026-4437 affecting package glibc for versions less than 2.38-19
Carried by container images the latest versions of 995 of 17,790 indexed charts deploy, on 1,166 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| glibcdeb | 2.36-9, 2.36-9+deb12u1, 2.36-9+deb12u3, 2.36-9+deb12u4+19 more | 2.36-9+deb12u14, 2.39-0ubuntu8.8, 2.41-12+deb13u2+e2, 2.41-12+deb13u3 | 1,136 |
| glibcapk | 2.37-r7, 2.38-r6, 2.39-r7, 2.40-r1+7 more | 2.43-r4 | 20 |
| eglibcdeb | 2.19-0ubuntu6.3, 2.19-0ubuntu6.6, 2.19-0ubuntu6.13, 2.19-0ubuntu6.14+1 more | no fix listed | 7 |
| glibcrpm | 2.38-16.azl3, 2.38-18.azl3 | 2.38-19 | 3 |
- OSV records
- CGA-28jr-9938-gm2mDEBIAN-CVE-2026-4437UBUNTU-CVE-2026-4437AZL-80279ECHO-3c7d-5484-9e80
- Also known as
- CGA-2vmx-p942-gvjv, CGA-3ppc-8crm-xcwj, CGA-447g-pcpw-fghr, CGA-4rv8-gm3c-8hh4, CGA-7wrv-wrfh-p8c9, CGA-9xfq-4v63-2prp, CGA-f493-mp32-m44p, CGA-pm9m-w6f6-3vcx, CGA-qfw8-frvf-4g9v, CGA-qgv8-8g95-5gfq, CGA-qjc4-84cm-3mxj, CGA-qvv7-4qrx-v7f8, CGA-rvmr-63g4-4mrj, CGA-wq5x-prm6-fhhx, CGA-xq4q-286c-rcpc, USN-8611-1
Charts affected
995 by stars
Container images carrying it
1,166 by charts deploying them
A fixed version is listed for 3 of the 4 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| ghcr.io/ | 744bc929a579 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 13e267ad7d94 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | b6bf1888f9d5 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | f9104080d9a7 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | dffc6c719d86 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 6ba69487f1b0 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 4c8b42890035 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 5889bea38e56 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 1386b7b5e555 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 1f97d131b1d1 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 9c88e1aff357 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 4f33a0a9f75e | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 44f82ee0b24c | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 5f6c74993f08 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | e953fa9e36ef | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 8766ba08bf1a | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 8eb6e492fe3c | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | ab63d26a8a2c | glibc | 2.43-r4 | 1 |
| ghcr.io/ | 72f35584026d | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 2105b1f33013 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 853e6f105b51 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | ca7dc7362968 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 0e99f12bb040 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | a058034ca006 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 8d943799621b | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 9608d9b51452 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | fb609bc264d9 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 11cdbbc479b3 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | e7f9e8f1d565 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | cfd193653bd6 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 4e872bc016e8 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 79df4fb20322 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | e43ad91f0684 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 6b64d194a27d | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 98cb5d9fa215 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 76771c3cc8c3 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | a2be95de450c | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 16fda01ae58a | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 870e396fddf8 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | f3d0c7d35498 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 6920d17cf6ff | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | d89a6d21e361 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 3225d2bc6b3c | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | bffe3c22fabc | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 8ac53eb38393 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | a982103d91d3 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | e59ebde55709 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 7a50c07e7c69 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 42afcffe67d0 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 4ddbb244c82f | glibc | 2.36-9+deb12u14 | 1 |