Fixed packages 6
| Release | Package | Fixed in |
|---|---|---|
| Red Hat · RHEL 8.4 AUS rhel_aus:8.4::appstream | gstreamer1-plugins-bad-free | 0:1.16.1-4.el8_4.2 |
| Red Hat · RHEL 8.4 AUS rhel_aus:8.4::appstream | gstreamer1-plugins-bad-free-debuginfo | 0:1.16.1-4.el8_4.2 |
| Red Hat · RHEL 8.4 AUS rhel_aus:8.4::appstream | gstreamer1-plugins-bad-free-debugsource | 0:1.16.1-4.el8_4.2 |
| Red Hat · RHEL 8.4 EUS Long Life rhel_eus_long_life:8.4::appstream | gstreamer1-plugins-bad-free | 0:1.16.1-4.el8_4.2 |
| Red Hat · RHEL 8.4 EUS Long Life rhel_eus_long_life:8.4::appstream | gstreamer1-plugins-bad-free-debuginfo | 0:1.16.1-4.el8_4.2 |
| Red Hat · RHEL 8.4 EUS Long Life rhel_eus_long_life:8.4::appstream | gstreamer1-plugins-bad-free-debugsource | 0:1.16.1-4.el8_4.2 |
Vulnerabilities 2
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High 8.8
Gstreamer1-plugins-bad-free: gstreamer: heap buffer overflow via crafted vnc server rectangle in librfb
A heap buffer overflow vulnerability was found in GStreamer's librfb (RFB/VNC client). The rectangle bounds check incorrectly validates area rather than individual dimensions, allowing a malicious VNC server to send a rectangle that extends beyond the framebu…
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High 7.1
Gstreamer1-plugins-bad-free: gstreamer: signed integer overflow in vmnc decoder cursor payload handling
A signed integer overflow vulnerability was found in GStreamer's VMnc decoder. A crafted VMnc stream with large cursor dimensions can overflow signed integer payload-size arithmetic, bypassing a length check and leading to out-of-bounds reads. A remote attack…
References
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article
https://access.redhat.com/security/updates/classification/#important
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2486731
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2486733
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advisory
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_47076.json
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report
https://access.redhat.com/security/cve/CVE-2026-52720
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advisory
https://www.cve.org/CVERecord?id=CVE-2026-52720
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-52720
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article
https://gitlab.freedesktop.org/gstreamer/gstreamer/-/work_items/5105
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report
https://access.redhat.com/security/cve/CVE-2026-52722
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advisory
https://www.cve.org/CVERecord?id=CVE-2026-52722
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advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-52722
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article
https://gitlab.freedesktop.org/gstreamer/gstreamer/-/work_items/5107