CVE search · CVE-2026-2923
CVE-2026-2923
high 7.8
GStreamer DVB Subtitles Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the handling of coordinates. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-28838.
Details
- Status
- Modified
- Published
- Last changed
- Source
- zdi-disclosures@trendmicro.com
- Weakness
- CWE-787
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 3.1 | high 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
0b0ca135-0b70-47e7-9f44-1890c2a1c46cSecondary |
| CVSS 3.0 | high 7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
zdi-disclosures@trendmicro.comSecondary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
- gstreamer · gstreamer
References
- https://gitlab.freedesktop.org/gstreamer/gstreamer/-/commit/3b8253f447bcc9831dbf643d2c69b205fedbe086PatchVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-26-161/Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:19024
- https://access.redhat.com/errata/RHSA-2026:19180
- https://access.redhat.com/errata/RHSA-2026:6259
- https://access.redhat.com/errata/RHSA-2026:6300
- https://access.redhat.com/errata/RHSA-2026:6750
- https://access.redhat.com/errata/RHSA-2026:8854
- https://access.redhat.com/errata/RHSA-2026:8862
- https://access.redhat.com/security/cve/CVE-2026-2923
- https://bugzilla.redhat.com/show_bug.cgi?id=2447503
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2923.json