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CVE-2019-14973
_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on…
Medium6.5EPSS 4.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on compiler behavior that is undefined by the applicable C standards. This can, for example, lead to an application crash.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 4.2% · top 9.0% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
Affected products
n/a
- affected n/a
References (11)
- https://gitlab.com/libtiff/libtiff/merge_requests/90 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [debian-lts-announce] 20190825 [SECURITY] [DLA 1897-1] tiff security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 20191104 [slackware-security] libtiff (SSA:2019-308-01) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html (opens in a new tab)x_refsource_MISCx_transferred
- FEDORA-2019-6eeff0f801 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2019-e45019c690 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 20200121 [SECURITY] [DSA 4608-1] tiff security update (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- DSA-4608 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- DSA-4670 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- openSUSE-SU-2020:1561 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2020:1840 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2019-14973)Record last updated .