crítica
CVE-2026-40468
gawk: gawk: Memory corruption via integer overflow
En la Trivy database desde, como mínimo, el 24 oct 2026, 07:11 UTCNo consta cuándo entró antes de ese build.
Severidad por fuente
NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Red Hat4.4CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Julia2.1CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:L
La etiqueta propia de Trivy es CRITICAL. Crítica según NVD, Photon OS. Más baja según Amazon (alta), Red Hat (media), AlmaLinux (media), Oracle (media), Rocky Linux (media), Ubuntu (media), Azure Linux (baja), Julia (baja).
Descripción
Integer overflow vulnerability has been found in "builtin.c" program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and could be used to overwrite gawk heap metadata and objects with attacker-controlled bytes. It affects gawk in versions 5.4.0 and below.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| Photon OS 5.0 | gawk, gawk-all-langpacks, gawk-bin y 3 más | 5.3.2-5.ph5 |
| alma 10 | gawk, gawk-all-langpacks | 5.3.0-6.el10_2.1 |
| alma 8 | gawk | 4.2.1-5.el8_10 |
| alma 9 | gawk, gawk-all-langpacks | 5.1.0-6.el9_8.1 |
| amazon linux 2023 | gawk, gawk-all-langpacks, gawk-debuginfo y 3 más | 5.1.0-3.amzn2023.0.4 |
| Azure Linux 3.0 | gawk | 0:5.2.2-2.azl3 |
| debian 11 | gawk | sin corrección indicada |
| debian 12 | gawk | sin corrección indicada |
| debian 13 | gawk | sin corrección indicada |
| debian 14 | gawk | sin corrección indicada |
| echo | gawk | 1:5.2.1-2+e1 |
| julia::Julia Ecosystem Security Advisories | gawk_jll | 5.4.1+0 |
Mostrar las 88 entradas de 46 fuentes
| Fuente | Paquete | Corregido en |
|---|---|---|
| Photon OS 5.0 | gawk | 5.3.2-5.ph5 |
| Photon OS 5.0 | gawk-all-langpacks | 5.3.2-5.ph5 |
| Photon OS 5.0 | gawk-bin | 5.3.2-5.ph5 |
| Photon OS 5.0 | gawk-devel | 5.3.2-5.ph5 |
| Photon OS 5.0 | gawk-doc | 5.3.2-5.ph5 |
| Photon OS 5.0 | gawk-extras | 5.3.2-5.ph5 |
| alma 10 | gawk | 5.3.0-6.el10_2.1 |
| alma 10 | gawk-all-langpacks | 5.3.0-6.el10_2.1 |
| alma 8 | gawk | 4.2.1-5.el8_10 |
| alma 9 | gawk | 5.1.0-6.el9_8.1 |
| alma 9 | gawk-all-langpacks | 5.1.0-6.el9_8.1 |
| amazon linux 2023 | gawk | 5.1.0-3.amzn2023.0.4 |
| amazon linux 2023 | gawk-all-langpacks | 5.1.0-3.amzn2023.0.4 |
| amazon linux 2023 | gawk-debuginfo | 5.1.0-3.amzn2023.0.4 |
| amazon linux 2023 | gawk-debugsource | 5.1.0-3.amzn2023.0.4 |
| amazon linux 2023 | gawk-devel | 5.1.0-3.amzn2023.0.4 |
| amazon linux 2023 | gawk-doc | 5.1.0-3.amzn2023.0.4 |
| Azure Linux 3.0 | gawk | 0:5.2.2-2.azl3 |
| debian 11 | gawk | sin corrección indicada |
| debian 12 | gawk | sin corrección indicada |
| debian 13 | gawk | sin corrección indicada |
| debian 14 | gawk | sin corrección indicada |
| echo | gawk | 1:5.2.1-2+e1 |
| julia::Julia Ecosystem Security Advisories | gawk_jll | 5.4.1+0 |
| Oracle Linux 8 | gawk | 4.2.1-5.el8_10 |
| Oracle Linux 9 | gawk | 5.1.0-6.el9_8.1 |
| Oracle Linux 9 | gawk-all-langpacks | 5.1.0-6.el9_8.1 |
| rapidfort alma 10 | gawk | 0:5.3.0-6.el10_2.1 |
| rapidfort alma 10 | gawk-all-langpacks | 5.3.0-6.el10_2.1 |
| rapidfort alma 9 | gawk | 0:5.1.0-6.el9_8.1 |
| rapidfort alma 9 | gawk-all-langpacks | 5.1.0-6.el9_8.1 |
| rapidfort alpine 3.20 | gawk | sin corrección indicada |
| rapidfort alpine 3.21 | gawk | sin corrección indicada |
| rapidfort alpine 3.22 | gawk | sin corrección indicada |
| rapidfort alpine 3.23 | gawk | sin corrección indicada |
| rapidfort alpine 3.24 | gawk | sin corrección indicada |
| rapidfort amazon linux 2023 | gawk | 0:5.1.0-3.amzn2023.0.4 |
| rapidfort amazon linux 2023 | gawk-all-langpacks | 5.1.0-3.amzn2023.0.4 |
| rapidfort amazon linux 2023 | gawk-devel | 5.1.0-3.amzn2023.0.4 |
| rapidfort amazon linux 2023 | gawk-doc | 5.1.0-3.amzn2023.0.4 |
| rapidfort amazon linux 2023 | rf-gawk | 0:5.1.0-3.amzn2023.0.4 |
| rapidfort amazon linux 2023 | rf-gawk-all-langpacks | 5.1.0-3.amzn2023.0.4 |
| rapidfort amazon linux 2023 | rf-gawk-devel | 5.1.0-3.amzn2023.0.4 |
| rapidfort amazon linux 2023 | rf-gawk-doc | 5.1.0-3.amzn2023.0.4 |
| rapidfort debian 12 | gawk | sin corrección indicada |
| rapidfort debian 13 | gawk | sin corrección indicada |
| rapidfort fedora 41 | gawk | 0:5.3.0-5.fc41 |
| rapidfort fedora 41 | rf-gawk | 0:5.3.0-5.fc41 |
| rapidfort fedora 43 | gawk | 0:5.3.2-3.fc43 |
| rapidfort fedora 43 | gawk-all-langpacks | 5.3.2-3.fc43 |
| rapidfort fedora 43 | gawk-devel | 5.3.2-3.fc43 |
| rapidfort fedora 43 | gawk-doc | 5.3.2-3.fc43 |
| rapidfort fedora 43 | rf-gawk | 0:5.3.2-3.fc43 |
| rapidfort fedora 43 | rf-gawk-all-langpacks | 5.3.2-3.fc43 |
| rapidfort fedora 43 | rf-gawk-devel | 5.3.2-3.fc43 |
| rapidfort fedora 43 | rf-gawk-doc | 5.3.2-3.fc43 |
| rapidfort Oracle Linux | rf-gawk | 0:5.4.1-10.rf, 5.4.1-10.rf |
| rapidfort Oracle Linux | rf-gawk-all-langpacks | 5.4.1-10.rf |
| rapidfort Oracle Linux | rf-gawk-devel | 5.4.1-10.rf |
| rapidfort Oracle Linux | rf-gawk-doc | 5.4.1-10.rf |
| rapidfort Oracle Linux 10 | gawk | 0:5.3.0-6.el10_2.1 |
| rapidfort Oracle Linux 10 | gawk-all-langpacks | 0:5.3.0-6.el10_2.1 |
| rapidfort Oracle Linux 9 | gawk | 0:5.1.0-6.el9_8.1 |
| rapidfort Oracle Linux 9 | gawk-all-langpacks | 0:5.1.0-6.el9_8.1 |
| rapidfort Red Hat 10 | gawk | 0:5.3.0-6.el10_2.1 |
| rapidfort Red Hat 10 | rf-gawk | 0:5.3.0-6.el10_2.1 |
| rapidfort rocky | rf-gawk | 0:5.4.1-10.rf |
| rapidfort rocky | rf-gawk-all-langpacks | 0:5.4.1-10.rf |
| rapidfort rocky 9 | gawk | 0:5.1.0-6.el9_8.1 |
| rapidfort rocky 9 | gawk-all-langpacks | 0:5.1.0-6.el9_8.1 |
| rapidfort ubuntu 20.04 | gawk | 1:5.1.0-1ubuntu0.2, 1:5.2.1-2ubuntu0.1, 1:5.3.2-1ubuntu1.1 |
| rapidfort ubuntu 22.04 | gawk | 1:5.1.0-1ubuntu0.2, 1:5.2.1-2ubuntu0.1, 1:5.3.2-1ubuntu1.1 |
| rapidfort ubuntu 24.04 | gawk | 1:5.1.0-1ubuntu0.2, 1:5.2.1-2ubuntu0.1, 1:5.3.2-1ubuntu1.1 |
| Red Hat | gawk | sin corrección indicada |
| Red Hat | openshift/ose-rhel-coreos-8 | sin corrección indicada |
| Red Hat | openshift/ose-rhel-coreos-9 | sin corrección indicada |
| rocky 10 | gawk | 5.3.0-6.el10_2.1 |
| rocky 8 | gawk | 4.2.1-5.el8_10 |
| rocky 9 | gawk | 5.1.0-6.el9_8.1 |
| seal Red Hat 7 | gawk | 4.0.2-4.el7_3.1+sp999 |
| seal Red Hat 7 | seal-gawk | 4.0.2-4.el7_3.1+sp999 |
| seal Red Hat 9 | gawk | 5.1.0-6.el9+sp999 |
| seal Red Hat 9 | seal-gawk | 5.1.0-6.el9+sp999 |
| ubuntu 18.04-ESM | gawk | 1:4.1.4+dfsg-1ubuntu0.1~esm2 |
| ubuntu 20.04-ESM | gawk | 1:5.0.1+dfsg-1ubuntu0.1+esm1 |
| ubuntu 22.04 | gawk | 1:5.1.0-1ubuntu0.2 |
| ubuntu 24.04 | gawk | 1:5.2.1-2ubuntu0.1 |
| ubuntu 26.04 | gawk | 1:5.3.2-1ubuntu1.1 |
Referencias
- https://access.redhat.com/errata/RHSA-2026:73512
- https://access.redhat.com/security/cve/CVE-2026-40468
- https://bugzilla.redhat.com/2499655
- https://bugzilla.redhat.com/2499657
- https://bugzilla.redhat.com/2499658
- https://bugzilla.redhat.com/show_bug.cgi?id=2499655
- https://bugzilla.redhat.com/show_bug.cgi?id=2499657
- https://bugzilla.redhat.com/show_bug.cgi?id=2499658
Las 21 referencias
- https://cert.pl/en/posts/2026/07/CVE-2026-40467
- https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=062f2f2581b991362c046f7f2e238ffa34e6f8c7
- https://creativecommons.org/licenses/by/4.0/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-40467
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-40468
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-40553
- https://errata.almalinux.org/9/ALSA-2026-73512.html
- https://errata.rockylinux.org/RLSA-2026:73512
- https://linux.oracle.com/cve/CVE-2026-40468.html
- https://linux.oracle.com/errata/ELSA-2026-73512.html
- https://nvd.nist.gov/vuln/detail/CVE-2026-40468
- https://ubuntu.com/security/notices/USN-8588-1
- https://www.cve.org/CVERecord?id=CVE-2026-40468