CVE-2019-9213
- State
- Published
- Severity
- Not scored
- Published
- Mar 5, 2019
- Updated
- Aug 4, 2024
- Reserved
- Feb 27, 2019
Description
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.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- 46502exploit
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0a1d52994d440e21def1c2174932410b4f2a98a1
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.162
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.27
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.105
- https://github.com/torvalds/linux/commit/0a1d52994d440e21def1c2174932410b4f2a98a1
- 107296vdb-entry
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1792
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.14
- [debian-lts-announce] 20190327 [SECURITY] [DLA 1731-1] linux security updatemailing-list
- openSUSE-SU-2019:1085vendor-advisory
- [debian-lts-announce] 20190401 [SECURITY] [DLA 1731-2] linux regression updatemailing-list
- USN-3932-1vendor-advisory
- USN-3932-2vendor-advisory
- USN-3930-1vendor-advisory
- USN-3931-1vendor-advisory
- USN-3933-2vendor-advisory
- USN-3931-2vendor-advisory
- USN-3930-2vendor-advisory
- USN-3933-1vendor-advisory
- openSUSE-SU-2019:1193vendor-advisory
- RHSA-2019:0831vendor-advisory
- [debian-lts-announce] 20190503 [SECURITY] [DLA 1771-1] linux-4.9 security updatemailing-list
- RHSA-2019:1479vendor-advisory
- RHSA-2019:1480vendor-advisory
- http://packetstormsecurity.com/files/156053/Reliable-Datagram-Sockets-RDS-rds_atomic_free_op-Privilege-Escalation.html
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