CVE-2018-16335: Buffer Overflow
First published: Sun Sep 02 2018(Updated: )
LibTIFF is vulnerable to a denial of service, caused by a heap-baesd buffer overflow in the newoffsets handling in ChopUpSingleUncompressedStrip in tif_dirread.c. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause the application to crash.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/tiff | 4.1.0+git191117-2~deb10u4 4.1.0+git191117-2~deb10u8 4.2.0-1+deb11u4 4.2.0-1+deb11u5 4.5.0-6+deb12u1 4.5.1+git230720-3 | |
| IBM Cognos Analytics | <=12.0.0-12.0.3 | |
| IBM Cognos Analytics | <=11.2.0-11.2.4 FP4 | |
| TIFF | =4.0.9 | |
| Debian Linux | =9.0 |
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Reference Links
- http://bugzilla.maptools.org/show_bug.cgi?id=2809
- https://www.debian.org/security/2018/dsa-4349
- https://gitlab.com/libtiff/libtiff/commit/3719385a3fac5cfb20b487619a5f08abbf967cf8
- https://gitlab.com/libtiff/libtiff/commit/7a092f8af2568d61993a8cc2e7a35a998d7d37be
- https://security-tracker.debian.org/tracker/CVE-2018-16335
- https://www.ibm.com/support/pages/node/7177223 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2018-16335?
CVE-2018-16335 is classified as a denial of service vulnerability.
How do I fix CVE-2018-16335?
To mitigate CVE-2018-16335, users should upgrade to the patched versions of LibTIFF, IBM Cognos Analytics, or Debian as specified in the respective vendor advisories.
What causes CVE-2018-16335?
CVE-2018-16335 is caused by a heap-based buffer overflow in the handling of newoffsets in the ChopUpSingleUncompressedStrip function.
Which software is affected by CVE-2018-16335?
CVE-2018-16335 affects LibTIFF, IBM Cognos Analytics, and various Debian packages.
Can CVE-2018-16335 be exploited remotely?
Yes, a remote attacker can exploit CVE-2018-16335 by convincing a victim to open a specially-crafted TIFF file.
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- version/ibm cognos analytics/11.2.0-11.2.4 fp4
- vendor/libtiff
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