CVE-2019-18218: canonical ubuntu_linux Out-of-bounds Write
Vulnerability summary
CVE-2019-18218 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in canonical ubuntu_linux. EPSS estimates a 1.85% chance of exploitation in the next 30 days, higher than 79.1% of scored vulnerabilities. 1 public exploit is recorded.
Public exploit (reference, Date unknown)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2 · Related 1Timeline
- 21-10-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
cdf_read_property_info in cdf.c in file through 5.37 does not restrict the number of CDF_VECTOR elements, which allows a heap-based buffer overflow (4-byte out-of-bounds write).
CVSS metrics
6 scores · 5 sources · 2 versions- OSV · AlpineEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · Red hatEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
1.85%
Chance of exploitation in the next 30 days
Percentile
79%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.85% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
1 foundExploit Reference (bugs.chromium.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Suse18 products
- file&distro=HPE Helion OpenStack 8< 5.22-10.21.1
- file&distro=SUSE Linux Enterprise Module for Basesystem 15 SP1< 5.32-7.8.1
- file&distro=SUSE Linux Enterprise Server 12 SP2-BCL< 5.22-10.21.1
- file&distro=SUSE Linux Enterprise Server 12 SP3-BCL< 5.22-10.21.1
- file&distro=SUSE Linux Enterprise Server 12 SP3-LTSS< 5.22-10.21.1
Redhat7 products
- file< 0:5.33-20.el8
- file-debuginfo< 0:5.33-20.el8
- file-debugsource< 0:5.33-20.el8
- file-devel< 0:5.33-20.el8
- file-libs< 0:5.33-20.el8
Opensuse3 products
- leapEOL15.1
- file&distro=openSUSE Leap 15.1< 5.32-lp151.8.3.1
- python-magic&distro=openSUSE Leap 15.1< 5.32-lp151.8.3.1
Debian2 products
- file< 1:5.37-6 | < 1:5.30-1+deb9u3 | < 1:5.35-4+deb10u1 | < 1:5.22+15-2+deb8u6
- debian_linuxEOL8.0 | 9.0 | 10.0
Alpine1 product
- file< 5.37-r1 | < 5.32-r2 | < 5.36-r1
Canonical1 product
- ubuntu_linuxEOL12.04 | 14.04 | 16.04 | 18.04 | 19.04 | 19.10
Fedoraproject1 product
- fedoraEOL29 | 30 | 31
File_project1 product
- file≤ 5.37
Mageia1 product
- file< 5.37-1.2.mga7
Netapp1 product
- active_iq_unified_manager≥ 7.3 (No fix recorded)
Ubuntu1 product
- file< 1:5.25-2ubuntu1.3 | < 1:5.32-2ubuntu0.3 | < 1:5.14-2ubuntu3.4+esm1
11 vendors · 37 products
References
34 links- github.com/file/file/commit/46a8443f76cec4b41ec736eca396984c74664f84X Refsource MISCPatchThird Party Advisory
- bugs.chromium.org/p/oss-fuzz/issues/detail?id=16780X Refsource MISCExploitIssue TrackingThird Party Advisory
- lists.debian.org/debian-lts-announce/2019/10/msg00032.htmlMailing ListX Refsource MLISTThird Party Advisory
Show all 34 references
- lists.opensuse.org/opensuse-security-announce/2020-05/msg00044.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2021/07/msg00008.htmlMailing ListX Refsource MLISTThird Party Advisory
- lists.opensuse.org/archives/…Advisory