CVE-2019-14895: canonical ubuntu_linux Heap-based Buffer Overflow
Vulnerability summary
CVE-2019-14895 is a critical (CVSS 9.8) Heap-based Buffer Overflow vulnerability in canonical ubuntu_linux. EPSS estimates a 7.76% chance of exploitation in the next 30 days, higher than 94.6% of scored vulnerabilities.
Not severe (CVSS 8, adjacent network); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 45 · Related 29Timeline
- 29-11-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
A heap-based buffer overflow was discovered in the Linux kernel, all versions 3.x.x and 4.x.x before 4.18.0, in Marvell WiFi chip driver. The flaw could occur when the station attempts a connection negotiation during the handling of the remote devices country settings. This could allow the remote device to cause a denial of service (system crash) or possibly execute arbitrary code.
CVSS metrics
7 scores · 4 sources · 3 versions- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVDNIST8.0HighCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated8.0HighCVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
7.76%
Chance of exploitation in the next 30 days
Percentile
95%
Versus all other CVEs
30-day change
No change 0.00 pp
From 7.76% 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, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu33 products
- linuxAll versions (No fix recorded) | < 4.4.0-171.200 | < 4.15.0-74.84
- linux-aws< 4.4.0-1060.64 | < 4.4.0-1100.111 | < 4.15.0-1057.59
- linux-aws-5.0< 5.0.0-1023.26~18.04.1
- linux-aws-fips< 4.15.0-2018.18 | All versions (No fix recorded)
- linux-aws-hwe< 4.15.0-1057.59~16.04.1
Debian2 products
- linux< 5.4.13-1
- debian_linuxEOL8.0
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 18.04 | 19.04 | 19.10
Fedoraproject1 product
- fedoraEOL30 | 31
Linux1 product
- linux_kernel≥ 3.7, < 3.16.81 | ≥ 3.17, < 4.4.210 | ≥ 4.5, < 4.9.210 | ≥ 4.10, < 4.14.165 | ≥ 4.15, < 4.19.96 | ≥ 4.20, < 5.4.12
Opensuse1 product
- leapEOL15.1
Red hat1 product
- kernelall kernel versions 3.x.x and 4.x.x before 4.18.0
7 vendors · 40 products
References
37 links- www.openwall.com/lists/oss-security/2019/11/22/2X Refsource MISCMailing ListPatchThird Party Advisory
- bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14895X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
Show all 37 references
- packetstormsecurity.com/files/155879/Kernel-Live-Patch-Security-Notice-LSN-0061-1.htmlX Refsource MISCThird Party AdvisoryVDB Entry
lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlMailing ListX Refsource MLISTThird Party Advisory- packetstormsecurity.com/files/156185/Kernel-Live-Patch-Security-Notice-LSN-0062-1.htmlX Refsource MISCThird Party AdvisoryVDB Entry
- lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing ListX Refsource MLISTThird Party Advisory