QID 355194

Date Published: 2023-05-29

QID 355194: Amazon Linux Security Advisory for openjpeg2 : ALAS2023-2023-040

There is a flaw in the opj2_compress program in openjpeg2.
An attacker who is able to submit a large number of image files to be processed in a directory by opj2_compress, could trigger a heap out-of-bounds write due to an integer overflow, which is caused by the large number of image files.
The greatest threat posed by this flaw is to confidentiality, integrity, and availability. (
( CVE-2021-29338) a flaw was found in the opj2_decompress program in openjpeg2 in the way it handles an input directory with a large number of files.
When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service. (
( CVE-2022-1122)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Medium - 5.5 severity.
  • CVSS V2 rated as Medium - 4.3 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2023-2023-040 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 355194

    CVE-2022-1122 | CVE-2021-29338 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2023-2023-040 amazon linux 2023 URL Logo alas.aws.amazon.com/AL2023/ALAS-2023-040.html
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