Integer Overflow Vulnerability in Poppler JBIG2 Decoder
CVE-2022-38784

7.8HIGH

Key Information:

Vendor

Freedesktop

Status
Poppler
Vendor
CVE Published:
24 August 2022
đź”” Create Freedesktop Vulnerability Alert

What is CVE-2022-38784?

Poppler, a widely used PDF rendering library, contains an integer overflow vulnerability in its JBIG2 decoder, specifically in the JBIGStream::readTextRegionSeg() function. This vulnerability arises when processing specially crafted PDF files or JBIG2 images, potentially leading to application crashes or execution of arbitrary code. Users are advised to upgrade to the latest versions to mitigate the risk of exploitation.

References

https://github.com/jeffssh/CVE-2021-30860
https://poppler.freedesktop.org/releases.html
https://gitlab.freedesktop.org/poppler/poppler/-/merge_re...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability Reserved

  • Vulnerability published

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CVE-2022-38784 : Integer Overflow Vulnerability in Poppler JBIG2 Decoder