CVE-2014-3673: canonical ubuntu_linux Improper Input Validation
Vulnerability summary
CVE-2014-3673 is a high (CVSS 7.8) Improper Input Validation vulnerability in canonical ubuntu_linux. EPSS estimates a 7.46% chance of exploitation in the next 30 days, higher than 94.4% of scored vulnerabilities. 2 public exploits are recorded.
Public exploit (GitHub, Date unknown)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 9 · Related 3Timeline
- 10-11-2014PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The SCTP implementation in the Linux kernel through 3.17.2 allows remote attackers to cause a denial of service (system crash) via a malformed ASCONF chunk, related to net/sctp/sm_make_chunk.c and net/sctp/sm_statefuns.c.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
7.46%
Chance of exploitation in the next 30 days
Percentile
94%
Versus all other CVEs
30-day change
No change 0.00 pp
From 7.46% 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
2 foundLinux
Maturity: poc
Exploit Reference (bugzilla.redhat.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu19 products
- linux< 3.13.0-41.70
- linux-azureAll versions (No fix recorded)
- linux-azure-6.11All versions (No fix recorded)
- linux-azure-fdeAll versions (No fix recorded)
- linux-azure-fde-5.15All versions (No fix recorded)
Suse3 products
- linux_enterprise_software_development_kit12
- linux_enterprise_workstation_extension12
- suse_linux_enterprise_server10:sp4 | 11:sp1 | 11:sp2 | 12
Debian2 products
- linux< 3.16.7-1
- debian_linuxEOL7.0
Redhat2 products
- enterprise_linuxEOL5.0
- enterprise_mrg2.0
Canonical1 product
- ubuntu_linuxEOL12.04
Linux1 product
- linux_kernel≥ 2.6.12, < 3.2.64 | ≥ 3.3, < 3.4.107 | ≥ 3.5, < 3.10.61 | ≥ 3.11, < 3.12.34 | ≥ 3.13, < 3.14.25 | ≥ 3.15, < 3.16.35 | ≥ 3.17, < 3.17.4
Opensuse1 product
- evergreen11.4
Oracle1 product
- linuxEOL5 | 6 | 7
8 vendors · 30 products
References
31 links- marc.info?l=bugtraq&m=142722450701342&w=2Vendor AdvisoryX Refsource HPMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- marc.info?l=bugtraq&m=142722544401658&w=2Vendor AdvisoryX Refsource HPMailing ListThird Party Advisory
Show all 31 references
- github.com/torvalds/linux/commit/9de7922bc709eee2f609cd01d98aaedc4cf5ea74X Refsource CONFIRMExploitPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- bugzilla.redhat.com/show_bug.cgi?id=1147850X Refsource CONFIRMExploitIssue TrackingThird Party Advisory
- git.kernel.orgX Refsource CONFIRM
- lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory