CVE-2019-14973
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Libtiff
PublishedAug 14, 2019
First seenAug 14, 2019
How to fix
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ADNPG7JJTRRK22GUVTAFH3GJ6WGKUZJB/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/63BVT6N5KQPHWOWM4B3I7Z3ODBXUVNPS/
- debian.org/security/2020/dsa-4608
- debian.org/security/2020/dsa-4670
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libtiff libtiff | v ≤ 4.0.10 | — |
| debian debian_linux | 8.0, 9.0, 10.0 | — |
| fedoraproject fedora | 30, 31 | — |
| opensuse leap | 15.1, 15.2 | — |
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