VulnerabilityModified
CVE-2018-7740
The resv_map_release function in mm/hugetlb.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (BUG) via a crafted application that makes mmap system calls and has a large pgoff argument to the remap_file_pages system…
MEDIUM 5.5EPSS 0.58%
Does this matter?
Lower severity and a low EPSS score (0.58%). Track it; it rarely justifies an emergency change on its own.
Description
The resv_map_release function in mm/hugetlb.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (BUG) via a crafted application that makes mmap system calls and has a large pgoff argument to the remap_file_pages system call.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.58% probability · 46th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- linux/linux kernel · redhat/virtualization host · canonical/ubuntu linux · debian/debian linux · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/103316Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:3083Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3096Third Party Advisory
- https://bugzilla.kernel.org/show_bug.cgi?id=199037Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/3910-1/Third Party Advisory
- https://usn.ubuntu.com/3910-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4187Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188Third Party Advisory
- http://www.securityfocus.com/bid/103316Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:3083Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3096Third Party Advisory
- https://bugzilla.kernel.org/show_bug.cgi?id=199037Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/3910-1/Third Party Advisory
- https://usn.ubuntu.com/3910-2/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4187Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.