High severity · published Jul 19, 2022
CVE-2022-1925
DOS / potential heap overwrite in mkv demuxing using HEADERSTRIP decompression
7.8
CVSS
0.5%
EPSS
No
On KEV
Description
DOS / potential heap overwrite in mkv demuxing using HEADERSTRIP decompression. Integer overflow in matroskaparse element in gst_matroska_decompress_data function which causes a heap overflow. Due to restrictions on chunk sizes in the matroskademux element, the overflow can't be triggered, however the matroskaparse element has no size checks.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0; 11.0 · source: NVD
GS
Gstreamer · Gstreamer
before 1.20.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-1925
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-1925
Exploit
https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/1225
Mailing List
https://lists.debian.org/debian-lts-announce/2022/08/msg00001.html
Third Party Advisory
https://www.debian.org/security/2022/dsa-5204
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