Out-of-bounds Write

Affecting openjpeg2 package, versions <2.1.2-1.1+deb9u5

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Overview

OpenJPEG through 2.3.1 has a heap-based buffer overflow in opj_t1_clbl_decode_processor in openjp2/t1.c because of lack of opj_j2k_update_image_dimensions validation.

References

CVSS Score

7.5
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE
CVE-2020-6851
CWE
CWE-787
Snyk ID
SNYK-DEBIAN9-OPENJPEG2-541527
Disclosed
13 Jan, 2020
Published
13 Jan, 2020