CVE-2018-19210: Null Pointer Dereference
First published: Mon Nov 12 2018(Updated: )
In LibTIFF 4.0.9, there is a NULL pointer dereference in the TIFFWriteDirectorySec function in tif_dirwrite.c that will lead to a denial of service attack, as demonstrated by tiffset.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/tiff | <=4.0.8-2<=4.0.9+git181026-1 | 4.0.10-4 4.0.8-2+deb9u5 |
| IBM Cognos Analytics | <=12.0.0-12.0.3 | |
| IBM Cognos Analytics | <=11.2.0-11.2.4 FP4 | |
| debian/tiff | 4.2.0-1+deb11u5 4.2.0-1+deb11u6 4.5.0-6+deb12u2 4.5.0-6+deb12u1 4.5.1+git230720-5 | |
| libtiff | =4.0.9 | |
| Debian | =8.0 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =18.10 |
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Reference Links
- http://bugzilla.maptools.org/show_bug.cgi?id=2820
- https://security-tracker.debian.org/tracker/CVE-2018-19210
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19210
- https://security-tracker.debian.org/tracker/CVE-2018-12900
- https://security-tracker.debian.org/tracker/CVE-2018-17000
- https://security-tracker.debian.org/tracker/CVE-2019-6128
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=913675
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html
- http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html
- http://www.securityfocus.com/bid/105932
- https://lists.debian.org/debian-lts-announce/2019/02/msg00026.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/C6IL2QFKE6MGVUTOPU2UUWITTE36KRDF/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TX5UEYHGMTNEHJB4FHE7HCJ75UQDNKGB/
- https://seclists.org/bugtraq/2019/Nov/5
- https://security.gentoo.org/glsa/202003-25
- https://usn.ubuntu.com/3906-1/
- https://www.debian.org/security/2020/dsa-4670
- https://launchpad.net/bugs/cve/CVE-2018-19210
- https://gitlab.com/libtiff/libtiff/commit/d0a842c5dbad2609aed43c701a12ed12461d3405
- https://gitlab.com/libtiff/libtiff/commit/38ede78b13810ff0fa8e61f86ef9aa0ab2964668
- https://nvd.nist.gov/vuln/detail/CVE-2018-19210
- https://ubuntu.com/security/CVE-2018-19210
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C6IL2QFKE6MGVUTOPU2UUWITTE36KRDF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TX5UEYHGMTNEHJB4FHE7HCJ75UQDNKGB/
- https://www.ibm.com/support/pages/node/7177223 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2018-19210?
CVE-2018-19210 has been classified as a vulnerability that allows for denial of service due to a NULL pointer dereference.
How do I fix CVE-2018-19210?
To fix CVE-2018-19210, you should update LibTIFF to version 4.0.10 or later.
What software is affected by CVE-2018-19210?
Affected software includes LibTIFF versions up to 4.0.9 and certain versions of IBM Cognos Analytics.
Can CVE-2018-19210 lead to any security issues beyond denial of service?
CVE-2018-19210 is specifically known for denial of service and does not indicate other exploits in the current reports.
Is CVE-2018-19210 exploitable remotely?
Yes, CVE-2018-19210 can be exploited remotely through crafted TIFF files processed by affected applications.
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