What’s Vulnerable › Vulnerabilities

CVE-2018-10119

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-04-16 · updated 2026-06-17
• Weakness: CWE-416

Description

sot/source/sdstor/stgstrms.cxx in LibreOffice before 5.4.5.1 and 6.x before 6.0.1.1 uses an incorrect integer data type in the StgSmallStrm class, which allows remote attackers to cause a denial of service (use-after-free with write access) or possibly have unspecified other impact via a crafted document that uses the structured storage ole2 wrapper file format.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04
• Debian Linux: 7.0, 8.0, 9.0
• The Document Foundation LibreOffice: before 5.4.5.1; from 6.0.0 before 6.0.1.1 — fixed in 5.4.5.1, 6.0.1.1
• RedHat Enterprise Linux Desktop: 7.0
• RedHat Enterprise Linux Server: 7.0
• RedHat Enterprise Linux Workstation: 7.0

How to fix

Upgrade to a fixed version: The Document Foundation LibreOffice 5.4.5.1, 6.0.1.1. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2018:3054
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5747
• https://gerrit.libreoffice.org/#/c/48751/
• https://gerrit.libreoffice.org/#/c/48756/
• https://gerrit.libreoffice.org/#/c/48757/
• https://gerrit.libreoffice.org/#/c/48758/
• https://gerrit.libreoffice.org/gitweb?p=core.git%3Ba=commit%3Bh=fdd41c995d1f719e92c6f083e780226114762f05
• https://lists.debian.org/debian-lts-announce/2018/04/msg00021.html
• https://usn.ubuntu.com/3883-1/
• https://www.debian.org/security/2018/dsa-4178
• https://www.libreoffice.org/about-us/security/advisories/cve-2018-10119/
• https://access.redhat.com/errata/RHSA-2018:3054

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