CVE-2026-59691
Gstreamer1-plugins-bad-free: gstreamer: rfbsrc/librfb hextile heap out-of-bounds write with 16bpp framebuffer
02 Description
Gstreamer1-plugins-bad-free: gstreamer: rfbsrc/librfb hextile heap out-of-bounds write with 16bpp framebuffer
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.32% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 25.4% of scored records. A rank, not a probability.
- NVD base score
- 7.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-09-02.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-07-09 09:34Z3 MO AGO
- Last updated
- 2026-09-10 14:43Z1 MO AGO
- Reserved
- 2026-07-06
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.2
- Document digest
- d66a1cbe50726ef283a59b8e99681e2457d158cb40cca36ac540eeb8303388c4
05 Affected products
06 References
- access.redhat.comRHSA-2026:47179https://access.redhat.com/errata/RHSA-2026:47179
- access.redhat.comRHSA-2026:47180https://access.redhat.com/errata/RHSA-2026:47180
- access.redhat.comRHSA-2026:47731https://access.redhat.com/errata/RHSA-2026:47731
- access.redhat.comRHSA-2026:54658https://access.redhat.com/errata/RHSA-2026:54658
- access.redhat.comRHSA-2026:54659https://access.redhat.com/errata/RHSA-2026:54659
- access.redhat.comRHSA-2026:54660https://access.redhat.com/errata/RHSA-2026:54660
- access.redhat.comRHSA-2026:54664https://access.redhat.com/errata/RHSA-2026:54664
- access.redhat.comRHSA-2026:54665https://access.redhat.com/errata/RHSA-2026:54665
- access.redhat.comRHSA-2026:54752https://access.redhat.com/errata/RHSA-2026:54752
- access.redhat.comRHSA-2026:56658https://access.redhat.com/errata/RHSA-2026:56658
- access.redhat.comRHSA-2026:56772https://access.redhat.com/errata/RHSA-2026:56772
- access.redhat.comRHSA-2026:62532https://access.redhat.com/errata/RHSA-2026:62532
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-59691
- bugzilla.redhat.comRHBZ#2497343https://bugzilla.redhat.com/show_bug.cgi?id=2497343
- gitlab.freedesktop.orghttps://gitlab.freedesktop.org/gstreamer/gstreamer-security/-/merge_requests/100
- gitlab.freedesktop.orghttps://gitlab.freedesktop.org/gstreamer/gstreamer/-/work_items/5173
07 Fixed in
AlmaLinux 8
- gstreamer1-plugins-bad-free Fixed in 1.16.1-9.el8_10.1
- gstreamer1-plugins-bad-free-devel Fixed in 1.16.1-9.el8_10.1
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
AlmaLinux 9
- gstreamer1-plugins-bad-free Fixed in 1.22.12-7.el9_8.3
- gstreamer1-plugins-bad-free-devel Fixed in 1.22.12-7.el9_8.3
- gstreamer1-plugins-bad-free-libs Fixed in 1.22.12-7.el9_8.3
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
AlmaLinux 10
- gstreamer1-plugins-bad-free Fixed in 1.26.7-2.el10_2.6
- gstreamer1-plugins-bad-free-devel Fixed in 1.26.7-2.el10_2.6
- gstreamer1-plugins-bad-free-libs Fixed in 1.26.7-2.el10_2.6
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 8
- gstreamer1-plugins-bad-free Fixed in 1.16.1-9.el8_10.1
- gstreamer1-plugins-bad-free-devel Fixed in 1.16.1-9.el8_10.1
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 9
- gstreamer1-plugins-bad-free Fixed in 1.22.12-7.el9_8.3
- gstreamer1-plugins-bad-free-devel Fixed in 1.22.12-7.el9_8.3
- gstreamer1-plugins-bad-free-libs Fixed in 1.22.12-7.el9_8.3
Derived from AlmaLinux 9. Partial coverage: only packages taken from AlmaLinux 9 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 10
- gstreamer1-plugins-bad-free Fixed in 1.26.7-2.el10_2.6
- gstreamer1-plugins-bad-free-devel Fixed in 1.26.7-2.el10_2.6
- gstreamer1-plugins-bad-free-libs Fixed in 1.26.7-2.el10_2.6
Derived from AlmaLinux 10. Partial coverage: only packages taken from AlmaLinux 10 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- gst-plugins-bad1.0 Fixed in 1.22.0-4+deb12u8
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- gst-plugins-bad1.0 No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- gst-plugins-bad1.0 Fixed in 1.28.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 25.10
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.04 LTS
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.10
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 20.04 LTS
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 22.04 LTS
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 24.04 LTS
- gst-plugins-bad1.0 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.