Home/CVE/An issue was discovered in Qt before 5.11.3. A malformed GIF image causes a NULL pointer dereference in QGifHandler resu
CVE

CVE-2018-19870

An issue was discovered in Qt before 5.11.3. A malformed GIF image causes a NULL pointer dereference in QGifHandler resu

An issue was discovered in Qt before 5.11.3. A malformed GIF image causes a NULL pointer dereference in QGifHandler resulting in a segmentation fault.

HIGH · CVSS 8.8 EPSS 0.01691
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

3
qt< 5.11.3
debian linuxall versions
opensuse leapall versions
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.0 · 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 NVD26 Dec 2018 · 09:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

9
suse-csafSUSE-SU-2020:0317-1
suse-csafSUSE-SU-2020:0318-1
suse-csafSUSE-SU-2020:0319-1
usnUSN-4003-1
suse-csafopenSUSE-SU-2019:1239-1
🔗

References & Sources

8
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/2019-04/msg00080.htmlMailing ListThird Party Advisory
https://blog.qt.io/blog/2018/12/04/qt-5-11-3-released-important-security-updates/Release NotesVendor Advisory
https://codereview.qt-project.org/#/c/235998/PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2019/01/msg00004.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/05/msg00014.html
https://lists.debian.org/debian-lts-announce/2020/09/msg00023.html
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