CVE-2026-78376
Webkitgtk: use-after-free of jscvalue function parameters
HIGH 8.8
En bref
- Source
- NVD
- EPSS
- EPSS 0.39 % · centile 33 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- redhat
- Statut NVD
- Awaiting Analysis
Description
A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory handling and result in memory corruption.
Faiblesses (CWE)
- CWE-416 — Utilisation après libération
Références
- https://access.redhat.com/errata/RHSA-2026:69098
- https://access.redhat.com/errata/RHSA-2026:74084
- https://access.redhat.com/errata/RHSA-2026:89821
- https://access.redhat.com/errata/RHSA-2026:89822
- https://access.redhat.com/errata/RHSA-2026:91631
- https://access.redhat.com/errata/RHSA-2026:92216
- https://access.redhat.com/errata/RHSA-2026:92339
- https://access.redhat.com/security/cve/CVE-2026-78376
- https://bugzilla.redhat.com/show_bug.cgi?id=2521858
- https://github.com/WebKit/WebKit/pull/72142
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | redhat |
| CVSS 3.1 | HIGH 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD · secalert@redhat.com (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2026-64858
- GCVE · GCVE-0-2026-78376
Produits affectés
| Produit | Versions |
|---|---|
| WebKit · WebKit | affected 2.21.1 < * |
| WebKitGTK · WebKitGTK | affected 2.21.1 < * |
| Red Hat · Red Hat Enterprise Linux 7 Extended Lifecycle Support | unaffected 0:2.54.0-1.el7_9 < * |
| Red Hat · Red Hat Enterprise Linux 8 | unaffected 0:2.54.0-1.el8_10 < * |
| Red Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | unaffected 0:2.54.0-1.el8_6 < * |
| Red Hat · Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On | unaffected 0:2.54.0-1.el8_6 < * |
| Red Hat · Red Hat Enterprise Linux 9 | unaffected 0:2.54.0-1.el9_8 < * |
| Red Hat · Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions | unaffected 0:2.54.0-1.el9_2 < * |
| Red Hat · Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions | unaffected 0:2.54.0-1.el9_4 < * |
| Red Hat · Red Hat Enterprise Linux 9.6 Extended Update Support | unaffected 0:2.54.0-1.el9_6 < * |
| Red Hat · Red Hat Enterprise Linux 6 | |
| Red Hat · Red Hat Enterprise Linux 7 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |