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CVE-2019-10126

34
FAUCET Score

CVE-2019-10126 is a critical heap-based buffer overflow vulnerability in the Linux kernel's mwifiex_uap_parse_tail_ies function, affecting various distributions including Canonical, Debian, and Red Hat. With a CVSS score of 9.8 (Critical), it can be exploited remotely without user interaction, potentially leading to memory corruption and complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no known active exploitation, publicly available exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.2, < 4.4.186CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.5, < 4.9.186CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.10, < 4.14.134CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.15, < 4.19.59CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.20, < 5.1.18CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.9MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
6.82%
Probability of exploitation in next 30 days
EPSS Percentile
93.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0682 is in the 88th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (10)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-rt-0:3.10.0-1062.4.1.rt56.1027.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-0:3.10.0-1062.4.1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kpatch-patch
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-alt-0:4.14.0-115.17.1.el7a
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7.6 Extended Update SupportFixed in: kernel-0:3.10.0-957.54.1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-rt-0:4.18.0-147.rt24.93.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-0:4.18.0-147.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.0 Update Services for SAP SolutionsFixed in: kernel-0:4.18.0-80.15.1.el8_0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Virtualization 4.2 for Red Hat Enterprise Linux 7.6 EUSFixed in: kernel-0:3.10.0-957.54.1.el7
View patch

Vendor Advisories (1)

redhatCVE-2019-10126Important

kernel: Heap overflow in mwifiex_uap_parse_tail_ies function in drivers/net/wireless/marvell/mwifiex/ie.c

May 31, 2019

References

lists.opensuse.org / opensuse-security-announce/2019-07/msg00014.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2019-07/msg00025.html
Mailing ListThird Party Advisory
packetstormsecurity.com / files/153702/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
PatchThird Party AdvisoryVDB Entry
packetstormsecurity.com / files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html
Third Party AdvisoryVDB Entry
packetstormsecurity.com / files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
Third Party AdvisoryVDB Entry
access.redhat.com / errata/RHSA-2019:3055
Third Party Advisory
access.redhat.com / errata/RHSA-2019:3076
Third Party Advisory
access.redhat.com / errata/RHSA-2019:3089
Third Party Advisory
access.redhat.com / errata/RHSA-2019:3309
Third Party Advisory
access.redhat.com / errata/RHSA-2019:3517
Third Party Advisory
access.redhat.com / errata/RHSA-2020:0174
Third Party Advisory
access.redhat.com / errata/RHSA-2020:0204
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
lists.debian.org / debian-lts-announce/2019/06/msg00010.html
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2019/06/msg00011.html
Mailing ListThird Party Advisory
seclists.org / bugtraq/2019/Jul/33
Mailing ListPatchThird Party Advisory
seclists.org / bugtraq/2019/Jun/26
Mailing ListThird Party Advisory
security.netapp.com / advisory/ntap-20190710-0002
Third Party Advisory
support.f5.com / csp/article/K95593121
Third Party Advisory
usn.ubuntu.com / 4093-1
Third Party Advisory
usn.ubuntu.com / 4094-1
Third Party Advisory
usn.ubuntu.com / 4095-1
Third Party Advisory
usn.ubuntu.com / 4095-2
Third Party Advisory
usn.ubuntu.com / 4117-1
Third Party Advisory
usn.ubuntu.com / 4118-1
Third Party Advisory
debian.org / security/2019/dsa-4465
Third Party Advisory
securityfocus.com / bid/108817
Broken LinkThird Party AdvisoryVDB Entry