High severity · published Jul 19, 2022
CVE-2022-2122
DOS / potential heap overwrite in qtdemux using zlib decompression
7.8
CVSS
0.5%
EPSS
No
On KEV
Description
DOS / potential heap overwrite in qtdemux using zlib decompression. Integer overflow in qtdemux element in qtdemux_inflate function which causes a segfault, or could cause a heap overwrite, depending on libc and OS. Depending on the libc used, and the underlying OS capabilities, it could be just a segfault or a heap overwrite.
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 39% 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-2022-2122
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-2122
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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