CVE-2018-10883: canonical ubuntu_linux Out-of-bounds Write
CVSS: 5.5v3.0MediumModified
AliasesUBUNTU-CVE-2018-10883DEBIAN-CVE-2018-10883
Published 30-07-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-10883 is a medium (CVSS 5.5) Out-of-bounds Write vulnerability in canonical ubuntu_linux. EPSS estimates a 0.53% chance of exploitation in the next 30 days, higher than 43.5% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.0 (NVD)EPSS score
0.53%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 25 · Related 17DLA-1423-1DLA-1529-1MGASA-2018-0324MGASA-2018-0340MGASA-2018-0341RHSA-2018:2948RHSA-2018:3083RHSA-2018:3096SUSE-SU-2018:2380-1SUSE-SU-2018:2381-1SUSE-SU-2018:2450-1SUSE-SU-2018:2596-1SUSE-SU-2018:2775-1SUSE-SU-2018:2776-1SUSE-SU-2018:2858-1SUSE-SU-2018:2908-1SUSE-SU-2018:2908-2SUSE-SU-2018:3083-1SUSE-SU-2018:3084-1USN-3871-1USN-3871-3USN-3871-4USN-3871-5USN-3879-1USN-3879-2
Timeline
- 30-07-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bounds write in jbd2_journal_dirty_metadata(), a denial of service, and a system crash by mounting and operating on a crafted ext4 filesystem image.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSources4 sources · 4.8–5.5
- CVE.orgCNA4.8MediumCVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:HDiffers
- OSV · UbuntuEcosystem advisory · calculated4.8MediumCVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:HDiffers
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Medium 4.9Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
0.53%
Chance of exploitation in the next 30 days
Percentile
44%
Versus all other CVEs
30-day change
0.00 pp
From 0.53% on 18-09-2026
18-09-202618-10-2026
EPSS score0.53%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu23 products
- linuxAll versions (No fix recorded) | < 4.4.0-142.168 | < 4.15.0-44.47
- linux-aws< 4.4.0-1038.41 | < 4.4.0-1075.85 | < 4.15.0-1032.34
- linux-aws-hwe< 4.15.0-1032.34~16.04.1
- linux-azure< 4.15.0-1037.39~14.04.2 | < 4.15.0-1037.39~16.04.1 | < 4.15.0-1037.39
- linux-azure-6.11All versions (No fix recorded)
Redhat4 products
Debian2 products
- linux< 4.17.3-1
- debian_linuxEOL8.0
[unknown]1 product
- kerneln/a
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 18.04
Linux1 product
- linux_kernel< 4.9.110
6 vendors · 32 products
References
24 links- bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10883X Refsource CONFIRMIssue TrackingPatchVendor Advisory
lists.debian.org/debian-lts-announce/2018/07/msg00020.htmlMailing ListX Refsource MLISTThird Party Advisory