In the Linux kernel before 4.20.14, expand_downwards in mm/mmap.c lacks a check for the mmap minimum address, which makes it easier for attackers to exploit kernel NULL pointer dereferences on non-SMAP platforms. This is related to a capability check for the wrong task.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-1731-1 | linux security update |
Debian DLA |
DLA-1731-2 | linux regression update |
Debian DLA |
DLA-1771-1 | linux-4.9 security update |
EUVD |
EUVD-2019-18588 | In the Linux kernel before 4.20.14, expand_downwards in mm/mmap.c lacks a check for the mmap minimum address, which makes it easier for attackers to exploit kernel NULL pointer dereferences on non-SMAP platforms. This is related to a capability check for the wrong task. |
Ubuntu USN |
USN-3930-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-3930-2 | Linux kernel (HWE) vulnerabilities |
Ubuntu USN |
USN-3931-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-3931-2 | Linux kernel (HWE) vulnerabilities |
Ubuntu USN |
USN-3932-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-3932-2 | Linux kernel (Xenial HWE) vulnerabilities |
Ubuntu USN |
USN-3933-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-3933-2 | Linux kernel (Trusty HWE) vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Fri, 11 Jul 2025 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
epss
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-04T21:38:46.640Z
Reserved: 2019-02-27T00:00:00
Link: CVE-2019-9213
No data.
Status : Modified
Published: 2019-03-05T22:29:00.240
Modified: 2024-11-21T04:51:13.217
Link: CVE-2019-9213
OpenCVE Enrichment
No data.
Debian DLA
EUVD
Ubuntu USN