Integer Overflow or Wraparound Affecting gst-plugins-good1.0 package, versions <1.20.3-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.09% (39th percentile)

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  • Snyk IDSNYK-DEBIAN12-GSTPLUGINSGOOD10-2959372
  • published23 Jul 2022
  • disclosed19 Jul 2022

Introduced: 19 Jul 2022

CVE-2022-1922  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Debian:12 gst-plugins-good1.0 to version 1.20.3-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gst-plugins-good1.0 package and not the gst-plugins-good1.0 package as distributed by Debian. See How to fix? for Debian:12 relevant fixed versions and status.

DOS / potential heap overwrite in mkv demuxing using zlib decompression. Integer overflow in matroskademux element in gst_matroska_decompress_data 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. If the libc uses mmap for large chunks, and the OS supports mmap, then it is just a segfault (because the realloc before the integer overflow will use mremap to reduce the size of the chunk, and it will start to write to unmapped memory). However, if using a libc implementation that does not use mmap, or if the OS does not support mmap while using libc, then this could result in a heap overwrite.

CVSS Scores

version 3.1