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
- 992
- of 17,790 indexed, latest versions
- Container images
- 1,163
- 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 992 of 17,790 indexed charts deploy, on 1,163 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 | 1,133 |
| 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
992 by stars
Container images carrying it
1,163 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/ | 834ea54370f0 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 22ae556e0de4 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 78a82d810709 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | ab40c1745534 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | f9388bd25ae2 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 1f6eba640320 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 29a635cbeeb5 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | ebcf66281fc1 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | ab535d1fef5d | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | a4d32c2f68b3 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 4e92a4508bee | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 3620d5680775 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 032e977d9adf | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 46a71d75dfd3 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 472a25038957 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | a7d0cc9e260a | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 06a16d4f279f | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 39d48995a5bd | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | a9c3723cb31c | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | cd25a5cc3f1b | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 66db77d7856c | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | ad950d30878e | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | e106681e7673 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | fa7d5cc7fb7d | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | bae3c441894a | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 93e85b2b76ee | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 7542b4e7fff2 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 8e53861be292 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 3009350bfc11 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 74c1bee92e04 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 379e31b8c751 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | b434cb9287ee | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | f8d06a32b1b2 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 6d4106724d56 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 3cceb9462ae1 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 27c55706c126 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | ec01d3ac7887 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | dab685e668d9 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 4569cae83c70 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | b3a87f92a963 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 4d763d58f11d | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | f80e85291439 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 97febecbe6cb | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 984dc4f19162 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 3c20900b5381 | glibc | 2.41-12+deb13u3 | 1 |
| ghcr.io/ | 6bebbda31416 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | ace1de323f4a | glibc | 2.43-r4 | 1 |
| ghcr.io/ | df6b11907d33 | glibc | 2.36-9+deb12u14 | 1 |
| ghcr.io/ | 8978aa002bc0 | glibc | 2.39-0ubuntu8.8 | 1 |
| ghcr.io/ | 0087cb49616f | glibc | 2.36-9+deb12u14 | 1 |