CVE-2018-20481
published 2018-12-26CVE-2018-20481: XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer…
PriorityP426medium6.5CVSS 3.0
AVNACLPRNUIRSUCNINAH
EPSS
3.42%
87.4th percentile
XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
Affected
14 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | poppler | < poppler 0.71.0-4 (bookworm) | poppler 0.71.0-4 (bookworm) |
| freedesktop | poppler | — | — |
| freedesktop | poppler | >= 0 < 0.71.0-4 | 0.71.0-4 |
| freedesktop | poppler | >= 0 < 0.71.0-4 | 0.71.0-4 |
| freedesktop | poppler | >= 0 < 0.71.0-4 | 0.71.0-4 |
| freedesktop | poppler | >= 0 < 0.71.0-4 | 0.71.0-4 |
| freedesktop | poppler | >= 0 < 0.24.5-2ubuntu4.15 | 0.24.5-2ubuntu4.15 |
| freedesktop | poppler | >= 0 < 0.41.0-0ubuntu1.11 | 0.41.0-0ubuntu1.11 |
| freedesktop | poppler | >= 0 < 0.62.0-2ubuntu2.6 | 0.62.0-2ubuntu2.6 |
CVSS provenance
nvdv3.06.5MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
osv6.5MEDIUM
vendor_debian6.5LOW
vendor_redhat6.5MEDIUM
vendor_ubuntu6.5MEDIUM
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GHSA
GHSA-hw98-2857-jggj: XRef::getEntry in XRef
ghsa_unreviewed·2022-05-13
CVE-2018-20481 [MEDIUM] CWE-476 GHSA-hw98-2857-jggj: XRef::getEntry in XRef
XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
OSV
poppler vulnerabilities
osv·2019-01-22·CVSS 6.5
CVE-2018-20481 [MEDIUM] poppler vulnerabilities
poppler vulnerabilities
It was discovered that poppler incorrectly handled certain PDF files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-20481, CVE-2018-20650)
OSV
CVE-2018-20481: XRef::getEntry in XRef
osv·2018-12-26·CVSS 6.5
CVE-2018-20481 [MEDIUM] CVE-2018-20481: XRef::getEntry in XRef
XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
Ubuntu
poppler vulnerabilities
vendor_ubuntu·2019-01-22·CVSS 6.5
CVE-2018-20481 [MEDIUM] poppler vulnerabilities
Title: poppler vulnerabilities
Summary: Several security issues were fixed in poppler.
It was discovered that poppler incorrectly handled certain PDF files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-20481, CVE-2018-20650)
Instructions: In general, a standard system update will make all the necessary changes.
Red Hat
poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc
vendor_redhat·2018-12-20·CVSS 6.5
CVE-2018-20481 [MEDIUM] CWE-476 poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc
poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc
XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
Package: poppler (Red Hat Enterprise Linux 5) - Will not fix
Package: poppler (Red Hat Enterprise Linux 6) - Will not fix
Debian
CVE-2018-20481: poppler - XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries,...
vendor_debian·2018·CVSS 6.5
CVE-2018-20481 [MEDIUM] CVE-2018-20481: poppler - XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries,...
XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
Scope: local
bookworm: resolved (fixed in 0.71.0-4)
bullseye: resolved (fixed in 0.71.0-4)
forky: resolved (fixed in 0.71.0-4)
sid: resolved (fixed in 0.71.0-4)
trixie: resolved (fixed in 0.71.0-4)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-20481 poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc [fedora-all]
bugzilla·2019-01-10·CVSS 6.5
CVE-2018-20481 [MEDIUM] CVE-2018-20481 poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc [fedora-all]
CVE-2018-20481 poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple s
Bugzilla
CVE-2018-20481 poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc
bugzilla·2019-01-10·CVSS 6.5
CVE-2018-20481 [MEDIUM] CVE-2018-20481 poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc
CVE-2018-20481 poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc
A flaw was found in Poppler 0.72.0. A NULL pointer dereference in the XRef::getEntry class in XRef.cc file due to the mishandle of unallocated XRef entries. This allows remote attackers to cause a denial of service via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
References:
https://gitlab.freedesktop.org/poppler/poppler/issues/692
Upstream Patch:
https://gitlab.freedesktop.org/poppler/poppler/merge_requests/143
Discussion:
Created mingw-poppler tracking bugs for this issue:
Affects: fedora-all [bug 1665269]
Created poppler tracking bugs for this issue:
Affects: fedora-all [bug 1665268]
---
Looks like it will only segfault on 32-bit syst
Bugzilla
CVE-2018-20481 mingw-poppler: poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc [fedora-all]
bugzilla·2019-01-10·CVSS 6.5
CVE-2018-20481 [MEDIUM] CVE-2018-20481 mingw-poppler: poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc [fedora-all]
CVE-2018-20481 mingw-poppler: poppler: NULL pointer dereference in the XRef::getEntry in XRef.cc [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue aff
http://www.securityfocus.com/bid/106321https://access.redhat.com/errata/RHSA-2019:2022https://access.redhat.com/errata/RHSA-2019:2713https://gitlab.freedesktop.org/poppler/poppler/issues/692https://gitlab.freedesktop.org/poppler/poppler/merge_requests/143https://lists.debian.org/debian-lts-announce/2019/03/msg00008.htmlhttps://lists.debian.org/debian-lts-announce/2020/07/msg00018.htmlhttps://usn.ubuntu.com/3865-1/http://www.securityfocus.com/bid/106321https://access.redhat.com/errata/RHSA-2019:2022https://access.redhat.com/errata/RHSA-2019:2713https://gitlab.freedesktop.org/poppler/poppler/issues/692https://gitlab.freedesktop.org/poppler/poppler/merge_requests/143https://lists.debian.org/debian-lts-announce/2019/03/msg00008.htmlhttps://lists.debian.org/debian-lts-announce/2020/07/msg00018.htmlhttps://usn.ubuntu.com/3865-1/
2018-12-26
Published