CVE-2022-38784: Integer Overflow
First published: Tue Aug 30 2022(Updated: )
Poppler prior to and including 22.08.0 contains an integer overflow in the JBIG2 decoder (JBIG2Stream::readTextRegionSeg() in JBIGStream.cc). Processing a specially crafted PDF file or JBIG2 image could lead to a crash or the execution of arbitrary code. This is similar to the vulnerability described by CVE-2022-38171 in Xpdf.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/poppler | <=22.08.0-2<=20.09.0-3.1 | 22.08.0-2.1 20.09.0-3.1+deb11u1 |
| debian/poppler | <=0.71.0-5 | 0.71.0-5+deb10u3 20.09.0-3.1+deb11u1 22.12.0-2 |
| freedesktop poppler | <=22.08.0 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 | |
| Fedoraproject Fedora | =35 | |
| Fedoraproject Fedora | =36 | |
| Fedoraproject Fedora | =37 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2022-38784
- https://security-tracker.debian.org/tracker/CVE-2022-38171
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-38784
- https://gitlab.freedesktop.org/poppler/poppler/-/commit/27354e9d9696ee2bc063910a6c9a6b27c5184a52
- https://gist.github.com/zmanion/b2ed0d1a0cec163ecd07d5e3d9740dc6
- https://security-tracker.debian.org/tracker/CVE-2022-27337
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1018971
- https://www.openwall.com/lists/oss-security/2022/09/02/11
- https://googleprojectzero.blogspot.com/2021/12/a-deep-dive-into-nso-zero-click.html
- http://www.openwall.com/lists/oss-security/2022/09/02/11
- https://github.com/jeffssh/CVE-2021-30860
- https://github.com/zmanion/Vulnerabilities/blob/main/CVE-2022-38171.md
- https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/1261/diffs?commit_id=27354e9d9696ee2bc063910a6c9a6b27c5184a52
- https://lists.debian.org/debian-lts-announce/2022/09/msg00030.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BGY72LBJMFAKQWC2XH4MRPIGPQLXTFL6/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/E5Z2677EQUWVHJLGSH5DQX53EK6MY2M2/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J546EJUKUOPWA3JSLP7DYNBAU3YGNCCW/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NLKN3HJKZSGEEKOF57DM7Q3IB74HP5VW/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TQAO6O2XHPQHNW2MWOCJJ4C3YWS2VV4K/
- https://poppler.freedesktop.org/releases.html
- https://security.gentoo.org/glsa/202209-21
- https://www.cve.org/CVERecord?id=CVE-2022-38171
- https://www.debian.org/security/2022/dsa-5224
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TQAO6O2XHPQHNW2MWOCJJ4C3YWS2VV4K/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J546EJUKUOPWA3JSLP7DYNBAU3YGNCCW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BGY72LBJMFAKQWC2XH4MRPIGPQLXTFL6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NLKN3HJKZSGEEKOF57DM7Q3IB74HP5VW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E5Z2677EQUWVHJLGSH5DQX53EK6MY2M2/
Frequently Asked Questions
What is CVE-2022-38784?
CVE-2022-38784 is a vulnerability in Poppler prior to and including version 22.08.0 that contains an integer overflow in the JBIG2 decoder, which could lead to a crash or the execution of arbitrary code when processing a specially crafted PDF file or JBIG2 image.
How does CVE-2022-38784 affect Poppler?
CVE-2022-38784 affects Poppler versions prior to and including 22.08.0.
What is the severity of CVE-2022-38784?
The severity of CVE-2022-38784 is high, with a CVSS score of 7.8.
How can CVE-2022-38784 be exploited?
CVE-2022-38784 can be exploited by processing a specially crafted PDF file or JBIG2 image.
What is the remedy for CVE-2022-38784?
The remedy for CVE-2022-38784 is to update Poppler to version 22.08.0-2.1 or 20.09.0-3.1+deb11u1.
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