Home/CVE/_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because
CVE

CVE-2019-14973

_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because

_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.

MEDIUM · CVSS 6.5 EPSS 0.0313
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

4
libtiff<= 4.0.10
debian linuxall versions
fedoraproject fedoraall versions
opensuse leapall versions
⚠

Public Exploits & PoCs

1
pocpacketstormsecurity.com · Slackware-Security-Advisory-libtiff-Updates.htmlpacketstormsecurity.com
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Aug 2019 · 06:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

9
suse-csafopenSUSE-SU-2024:13381-1
usnUSN-5841-1
suse-csafopenSUSE-SU-2020:1840-1
suse-csafopenSUSE-SU-2020:1561-1
suse-csafSUSE-SU-2020:2744-1
🔗

References & Sources

10
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00102.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00023.htmlMailing ListThird Party Advisory
https://gitlab.com/libtiff/libtiff/merge_requests/90PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/08/msg00031.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/63BVT6N5KQPHWOWM4B3I7Z3ODBXUVNPS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ADNPG7JJTRRK22GUVTAFH3GJ6WGKUZJB/
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