Use-After-Free in (1) gst_mini_object_unref (CVE-2017-5843)
Summary
Vulnerability in (1) gst_mini_object_unref (CVE-2017-5843). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
Multiple use-after-free vulnerabilities in the (1) gst_mini_object_unref, (2) gst_tag_list_unref, and (3) gst_mxf_demux_update_essence_tracks functions in GStreamer before 1.10.3 allow remote attackers to cause a denial of service (crash) via vectors involving stream tags, as demonstrated by 02785736.mxf.
Source: NIST National Vulnerability Database NVD
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2017-5843 has been found in (1) gst_mini_object_unref.
Risk of unauthorized operations or information disclosure. CVSS score: 7.5/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "(1) gst_mini_object_unref CVE-2017-5843" on the vendor's site.
CVE-2017-5843 ((1) gst_mini_object_unref) — CWE-416 / CVSS v3 7.5
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
Use-after-free (CWE-416) exists in (1) gst_mini_object_unref.
Check the vendor advisory for the affected versions of (1) gst_mini_object_unref.
Severity: High (CVSS 7.5/10). Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで (1) gst_mini_object_unref を使っているサービスとバージョンを洗い出す。
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2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2017-5843 gst-plugins-bad1.0 Fixed in: 1.10.3-1
- Ubuntu UBUNTU-CVE-2017-5843 gst-plugins-bad0.10 Fixed in: 0.10.23-7.2ubuntu1.3+esm1
References
- advisory debian.org
- advisory openwall.com
- advisory securityfocus.com
- advisory access.redhat.com
- advisory gstreamer.freedesktop.org
- advisory security.gentoo.org
- patch openwall.com
- report bugzilla.gnome.org
- web lists.debian.org