CVE-2026-119777
Gstreamer1-plugins-bad-free: gstreamer1-plugins-bad-free: stack buffer overflow in h.266/vvc parser
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Gstreamer1-plugins-bad-free: gstreamer1-plugins-bad-free: stack buffer overflow in h.266/vvc parser
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.
- Record
CVE-2026-119777- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-04
EUVDEUVD-2026-114266
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.
- Record
EUVD-2026-114266- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-04
GitHub AdvisoriesGHSA-hcw3-4f5p-2hh5
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H...
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.
- Record
GHSA-hcw3-4f5p-2hh5- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.
- Record
CVE-2026-119777- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-04
OSVDEBIAN-CVE-2026-119777
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.
- Record
DEBIAN-CVE-2026-119777- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-05
OSVUBUNTU-CVE-2026-119777
A flaw was found in GStreamer's gst-plugins-bad H.266/VVC parser. When processing a malformed H.266 media file or stream, an integer overflow while parsing profile, tier, and level fields can lead to a stack-based buffer overflow. An attacker could cause an application to crash and may be able to execute code in the context of the affected application.
- Record
UBUNTU-CVE-2026-119777- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
gst-plugins-bad1.0Debian:12 |
All versions, plus listed versions 1.22.0-41.22.0-4+deb12u11.22.0-4+deb12u21.22.0-4+deb12u31.22.0-4+deb12u4 Show 45 moreShow less1.22.0-4+deb12u51.22.0-4+deb12u61.22.0-4+deb12u71.22.0-4+deb12u81.22.1-11.22.10-11.22.3-11.22.3-21.22.4-11.22.7-11.22.8-11.22.9-11.22.9-21.23.1-11.23.2-11.23.90-11.24.0-11.24.1-11.24.1-21.24.1-31.24.1-41.24.10-11.24.10-21.24.10-2+hurd.11.24.10-31.24.11-11.24.11-21.24.11-31.24.12-11.24.12-21.24.12-31.24.2-11.24.2-21.24.2-31.24.2-41.24.3-11.24.4-11.24.4-21.24.5-11.24.6-11.24.7-11.24.8-11.24.8-21.24.9-11.25.1-1 |
None known |
gst-plugins-bad1.0Debian:13 |
All versions, plus listed versions 1.26.10-11.26.10-21.26.2-31.26.2-3+deb13u11.26.2-3+deb13u2 Show 37 moreShow less1.26.2-3+deb13u31.26.3-11.26.4-11.26.5-11.26.5-21.26.6-11.26.6-21.26.6-31.26.6-41.26.6-51.26.7-11.26.7-21.26.8-11.26.9-11.27.1-11.27.2-11.27.50-11.27.90-11.27.90-21.27.90-31.28.0-11.28.1-11.28.1-21.28.1-31.28.2-11.28.2-21.28.3-11.28.4-11.28.5-11.28.5-21.28.6-11.28.7-11.28.7-21.28.8-11.29.1-11.29.2-11.29.2-2 |
None known |
gst-plugins-bad1.0Debian:14 |
before 1.28.2-1, plus listed versions 1.26.10-11.26.10-21.26.2-31.26.3-11.26.4-1 Show 21 moreShow less1.26.5-11.26.5-21.26.6-11.26.6-21.26.6-31.26.6-41.26.6-51.26.7-11.26.7-21.26.8-11.26.9-11.27.1-11.27.2-11.27.50-11.27.90-11.27.90-21.27.90-31.28.0-11.28.1-11.28.1-21.28.1-3 |
1.28.2-1 |
gst-plugins-bad1.0Ubuntu:Pro:14.04:LTS |
All versions, plus listed versions 1.2.0-3ubuntu51.2.1-1ubuntu11.2.1-1ubuntu21.2.2-1ubuntu11.2.2-1ubuntu2 Show 6 moreShow less1.2.2-1ubuntu41.2.3-1ubuntu11.2.3-1ubuntu21.2.4-1~ubuntu11.2.4-1~ubuntu1.11.2.4-1~ubuntu1.1+esm1 |
None known |
gst-plugins-bad1.0Ubuntu:Pro:16.04:LTS |
All versions, plus listed versions 1.6.0-1ubuntu11.6.1-1ubuntu11.6.2-1ubuntu11.7.1-1ubuntu11.7.1-1ubuntu3 Show 11 moreShow less1.7.1-1ubuntu41.7.2-1ubuntu11.7.90-1ubuntu21.7.91-1ubuntu11.8.0-1ubuntu11.8.1-1ubuntu0.11.8.2-1ubuntu0.11.8.2-1ubuntu0.21.8.3-1ubuntu0.21.8.3-1ubuntu0.2+esm11.8.3-1ubuntu0.2+esm2 |
None known |
gst-plugins-bad1.0Ubuntu:Pro:18.04:LTS |
All versions, plus listed versions 1.12.3-1ubuntu11.12.3-1ubuntu21.12.3-2ubuntu11.12.4-2ubuntu11.12.4-2ubuntu2 Show 8 moreShow less1.13.1-1ubuntu11.13.91-1ubuntu11.14.0-1ubuntu11.14.1-1ubuntu1~ubuntu18.04.11.14.4-1ubuntu1~ubuntu18.04.11.14.5-0ubuntu1~18.04.11.14.5-0ubuntu1~18.04.1+esm11.14.5-0ubuntu1~18.04.1+esm2 |
None known |
gst-plugins-bad1.0Ubuntu:Pro:20.04:LTS |
All versions, plus listed versions 1.16.1-1ubuntu11.16.1-1ubuntu31.16.1-1ubuntu41.16.1-1ubuntu51.16.1-1ubuntu6 Show 9 moreShow less1.16.1-1ubuntu81.16.2-1ubuntu11.16.2-1ubuntu21.16.2-2ubuntu11.16.2-2.1ubuntu11.16.3-0ubuntu11.16.3-0ubuntu1.11.16.3-0ubuntu1.1+esm11.16.3-0ubuntu1.1+esm2 |
None known |
gst-plugins-bad1.0Ubuntu:Pro:22.04:LTS |
All versions, plus listed versions 1.18.5-1ubuntu11.18.5-1ubuntu31.20.0-2ubuntu21.20.1-1ubuntu21.20.3-0ubuntu11.20.3-0ubuntu1.11.20.3-0ubuntu1.1+esm21.20.3-0ubuntu1.1+esm3 |
None known |
gst-plugins-bad1.0Ubuntu:Pro:24.04:LTS |
All versions, plus listed versions 1.22.4-1ubuntu11.22.4-1ubuntu21.22.4-1ubuntu41.22.9-2ubuntu11.24.0-1ubuntu3 Show 4 moreShow less1.24.0-1ubuntu41.24.2-1ubuntu41.24.2-1ubuntu4+esm11.24.2-1ubuntu4+esm2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, aliases, references | NVD, OSV | |
| products, severity | CVE List | |
| facts | EUVD, NVD | |
| products | CVE List | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-119777 is a high vulnerability (CVSS 8.8) in Red Hat Enterprise Linux 10, published October 30, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.54%, the 45th percentile. Fixed in gst-plugins-bad1.0 1.28.2-1.
References
access.redhat.com/security/cve/CVE-2026-119777
bugzilla.redhat.com/show_bug.cgi?id=2564164
gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/11241
nvd.nist.gov/vuln/detail/CVE-2026-119777
github.com/advisories/GHSA-hcw3-4f5p-2hh5
security-tracker.debian.org/tracker/CVE-2026-119777
ubuntu.com/security/CVE-2026-119777
cve.org/CVERecord?id=CVE-2026-119777
Left out here: 49 versions. The JSON record has them.