CVE-2019-3874: canonical ubuntu_linux Uncontrolled Resource Consumption
Vulnerability summary
CVE-2019-3874 is a medium (CVSS 6.5) Uncontrolled Resource Consumption vulnerability in canonical ubuntu_linux. EPSS estimates a 1.77% chance of exploitation in the next 30 days, higher than 78.1% of scored vulnerabilities.
Not severe (CVSS 5.3, adjacent network); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 17 · Related 14Timeline
- 25-03-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
The SCTP socket buffer used by a userspace application is not accounted by the cgroups subsystem. An attacker can use this flaw to cause a denial of service attack. Kernel 3.10.x and 4.18.x branches are believed to be vulnerable.
CVSS metrics
7 scores · 4 sources · 3 versions- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HDiffers
- NVDNIST5.3MediumCVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
1.77%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.77% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: adjacent network, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu26 products
- linuxAll versions (No fix recorded) | < 4.4.0-148.174 | < 4.15.0-50.54
- linux-aws< 4.4.0-1044.47 | < 4.4.0-1083.93 | < 4.15.0-1039.41
- linux-aws-hwe< 4.15.0-1039.41~16.04.1
- linux-azure< 4.15.0-1045.49~14.04.1 | < 4.15.0-1045.49 | < 4.18.0-1018.18~18.04.1
- linux-azure-6.11All versions (No fix recorded)
Netapp5 products
- active_iq_unified_manager_for_vmware_vsphere≥ 9.5 (No fix recorded)
- cn1610_firmwarena
- hci_management_nodena
- snapprotectna
- solidfirena
Debian2 products
- linux< 5.2.6-1
- debian_linuxEOL8.0
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 18.04 | 18.10 | 19.04
Linux1 product
- linux_kernel≥ 3.10.1, ≤ 3.10.108 | ≥ 4.18.1, ≤ 4.18.20
Redhat1 product
- enterprise_linuxEOL7.0
The linux foundation1 product
- kernel3.10.x and 4.18.x
7 vendors · 37 products
References
26 links
lists.debian.org/debian-lts-announce/2020/09/msg00025.htmlMailing ListX Refsource MLISTThird Party Advisory
Show all 26 references
- www.oracle.com/security-alerts/cpuApr2021.htmlX Refsource MISC
- bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3874X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
- git.kernel.org/pub/…REPORT
- git.kernel.org/pub/…REPORT