CVE-2022-38784

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-08-30 · updated 2026-06-17
Weakness: CWE-190

Description

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.

Affected products

Debian Linux: 10.0, 11.0
Fedoraproject Fedora: 35, 36, 37
poppler: through 22.08.0

References

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%40lists.fedoraproject.org/message/BGY72LBJMFAKQWC2XH4MRPIGPQLXTFL6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E5Z2677EQUWVHJLGSH5DQX53EK6MY2M2/
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/NLKN3HJKZSGEEKOF57DM7Q3IB74HP5VW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TQAO6O2XHPQHNW2MWOCJJ4C3YWS2VV4K/
https://poppler.freedesktop.org/releases.html
https://security.gentoo.org/glsa/202209-21

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