Use After Free in Gstreamer

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_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.

Vulnerability class: Use-After-Free

EPSS: 0.038 (88.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-5843?
CVE-2017-5843 is a high-severity vulnerability in Gstreamer, classified under Use After Free. CVSS score: 7.5/10. Published 2017-02-09.
How severe is CVE-2017-5843?
High severity. CVSS v3 base score is 7.5 out of 10.