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TI-2026-15821 Aliases CVE-2026-19389GHSA-p44h-f9j6-g9ff

Integer overflow in Red Hat Enterprise Linux 10

Priority LOW 32CWE-190Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Low · None · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat.

Summary

Multiple integer overflow and underflow vulnerabilities were found in the GStreamer gst-plugins-ugly ASF demuxer (asfdemux) when parsing header objects from crafted ASF, WMV, or WMA files. Insufficient validation of attacker-controlled length and size values can bypass bounds checks and cause out-of-bounds heap reads. This can result in application crash, denial of service, or limited information disclosure when untrusted media is processed.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00442 38th percentileScored 2026-11-07
Fix Fixed Red Hat: 6 advisories

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Red HatRed Hat Enterprise Linux 10—1.26.7-2.el10_2.2Patch availableCNA
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support—1.24.11-1.el10_0.3Patch availableCNA
Red HatRed Hat Enterprise Linux 9—1.22.12-7.el9_8.4Patch availableCNA
Red HatRed Hat Enterprise Linux 9—1.22.12-6.el9_8.2Patch availableCNA
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions—1.18.4-4.el9_2Patch availableCNA
Red HatRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions—1.22.1-2.el9_4Patch availableCNA
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support—1.22.12-4.el9_6.2Patch availableCNA
Red HatRed Hat Enterprise Linux 7——Not affectedCNA
Red HatRed Hat Enterprise Linux 8——Not affectedCNA
  • Red Hat Enterprise Linux 10 VendorRed Hat Affected — Fixed in 1.26.7-2.el10_2.2 Patch available CNA
  • Red Hat Enterprise Linux 10.0 Extended Update Support VendorRed Hat Affected — Fixed in 1.24.11-1.el10_0.3 Patch available CNA
  • Red Hat Enterprise Linux 9 VendorRed Hat Affected — Fixed in 1.22.12-7.el9_8.4 Patch available CNA
  • Red Hat Enterprise Linux 9 VendorRed Hat Affected — Fixed in 1.22.12-6.el9_8.2 Patch available CNA
  • Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions VendorRed Hat Affected — Fixed in 1.18.4-4.el9_2 Patch available CNA
  • Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions VendorRed Hat Affected — Fixed in 1.22.1-2.el9_4 Patch available CNA
  • Red Hat Enterprise Linux 9.6 Extended Update Support VendorRed Hat Affected — Fixed in 1.22.12-4.el9_6.2 Patch available CNA
  • Red Hat Enterprise Linux 7 VendorRed Hat Affected — Fixed in — Not affected CNA
  • Red Hat Enterprise Linux 8 VendorRed Hat Affected — Fixed in — Not affected CNA

CPE names CNA · 9

CPEVersionsRoleVendor
cpe:/o:redhat:enterprise_linux:10.210.2—Red Hat
cpe:/o:redhat:enterprise_linux_eus:10.010.0—Red Hat
cpe:/a:redhat:enterprise_linux:9::appstream9—Red Hat
cpe:/a:redhat:enterprise_linux:9::crb9—Red Hat
cpe:/a:redhat:rhel_e4s:9.2::appstream9.2—Red Hat
cpe:/a:redhat:rhel_e4s:9.4::appstream9.4—Red Hat
cpe:/a:redhat:rhel_eus:9.6::appstream9.6—Red Hat
cpe:/o:redhat:rhel_els:77—Red Hat
cpe:/a:redhat:enterprise_linux:88—Red Hat
  • cpe:/o:redhat:enterprise_linux:10.2 Versions 10.2 — ·Red Hat
  • cpe:/o:redhat:enterprise_linux_eus:10.0 Versions 10.0 — ·Red Hat
  • cpe:/a:redhat:enterprise_linux:9::appstream Versions 9 — ·Red Hat
  • cpe:/a:redhat:enterprise_linux:9::crb Versions 9 — ·Red Hat
  • cpe:/a:redhat:rhel_e4s:9.2::appstream Versions 9.2 — ·Red Hat
  • cpe:/a:redhat:rhel_e4s:9.4::appstream Versions 9.4 — ·Red Hat
  • cpe:/a:redhat:rhel_eus:9.6::appstream Versions 9.6 — ·Red Hat
  • cpe:/o:redhat:rhel_els:7 Versions 7 — ·Red Hat
  • cpe:/a:redhat:enterprise_linux:8 Versions 8 — ·Red Hat

Remediation

Red Hat 6 advisories

  • RHSA-2026:67882 Released 2026-09-16 · Red Hat rating Important
    gstreamer1-plugins-ugly-free security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.6) gstreamer1-plugins-ugly-free-1.22.12-4.el9_6.2
  • RHSA-2026:67930 Released 2026-09-16 · Red Hat rating Important
    gstreamer1-plugins-ugly-free security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.4) gstreamer1-plugins-ugly-free-1.22.1-2.el9_4
  • RHSA-2026:67931 Released 2026-09-16 · Red Hat rating Important
    gstreamer1-plugins-ugly-free security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.2) gstreamer1-plugins-ugly-free-1.18.4-4.el9_2
Show 3 more Red Hat advisories
  • RHSA-2026:67883 Released 2026-09-16 · Red Hat rating Important
    gstreamer1-plugins-ugly-free security update
    • Red Hat Enterprise Linux AppStream EUS (v. 10.0) gstreamer1-plugins-ugly-free-1.24.11-1.el10_0.3
  • RHSA-2026:55865 Released 2026-08-17 · Red Hat rating Important
    gstreamer1-plugins-bad-free and gstreamer1-plugins-ugly-free security update
    • Red Hat Enterprise Linux AppStream (v. 9) gstreamer1-plugins-bad-free-1.22.12-7.el9_8.4, gstreamer1-plugins-bad-free-libs-1.22.12-7.el9_8.4, gstreamer1-plugins-ugly-free-1.22.12-6.el9_8.2
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) gstreamer1-plugins-bad-free-devel-1.22.12-7.el9_8.4
  • RHSA-2026:55435 Released 2026-08-17 · Red Hat rating Important
    gstreamer1-plugins-ugly-free security update
    • Red Hat Enterprise Linux AppStream (v. 10) gstreamer1-plugins-ugly-free-1.26.7-2.el10_2.2

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 10.0 Extended Update Support and 5 more products — RHSA-2026:55865

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2026-15820 Gstreamer: gstreamer1-plugins-bad-free: gstreamer: heap out-of-bounds write in adpcmdec ima/dvi adpcm decoderPriority LOW 33

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux AppStream (v. 10)Fixed RHSA-2026:55435
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2026:55865
Red Hat Enterprise Linux AppStream E4S (v.9.2)Fixed RHSA-2026:67931
Red Hat Enterprise Linux AppStream E4S (v.9.4)Fixed RHSA-2026:67930
Red Hat Enterprise Linux AppStream EUS (v. 10.0)Fixed RHSA-2026:67883
Red Hat Enterprise Linux AppStream EUS (v.9.6)Fixed RHSA-2026:67882
Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)Fixed RHSA-2026:55865
Not affected: 2 products
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-19389
  2. 2026-10-03 Alias added: GHSA-p44h-f9j6-g9ff

References

  • TI-2019-15875 Protection mechanism failure in Jenkins Pipeline: Groovy Plugin KEVCVSS 3.1CRITICAL 9.9
  • TI-2019-15874 Protection mechanism failure in Jenkins Script Security Plugin KEVCVSS 3.1CRITICAL 9.9
  • TI-2019-08259 Underflow in PHP-FPM can lead to RCE KEVCVSS 3.1CRITICAL 9.8
  • TI-2019-05363 Code injection in Elastic Kibana KEVCVSS 3.1CRITICAL 10.0
  • TI-2019-03949 Out-of-bounds write in ESXi and Horizon DaaS KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-16080 A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153… KEVCVSS 3.1CRITICAL 9.8
See all 7413 →

Sources