Bug 1552867 (CVE-2018-7740)
Summary: | CVE-2018-7740 kernel: Denial of service in resv_map_release function in mm/hugetlb.c | ||
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Product: | [Other] Security Response | Reporter: | Pedro Sampaio <psampaio> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED ERRATA | QA Contact: | |
Severity: | low | Docs Contact: | |
Priority: | low | ||
Version: | unspecified | CC: | airlied, ajax, aquini, bhu, blc, bskeggs, dhoward, ewk, fhrbata, hdegoede, hkrzesin, hwkernel-mgr, iboverma, ichavero, itamar, jarodwilson, jforbes, jglisse, jkacur, john.j5live, jonathan, josef, jross, jwboyer, kernel-maint, kernel-mgr, labbott, lgoncalv, linville, matt, mchehab, mcressma, mjg59, mlangsdo, nmurray, plougher, pmatouse, rt-maint, rvrbovsk, skozina, slawomir, steved, vdronov, williams, wmealing, yozone |
Target Milestone: | --- | Keywords: | Reopened, Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | Doc Type: | If docs needed, set a value | |
Doc Text: |
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.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2019-06-10 10:16:56 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: | |||
Bug Depends On: | 1552868, 1552992, 1552993, 1552994, 1552995, 1552996, 1552997, 1552998, 1552999, 1553000, 1553001, 1553002, 1553005, 1553006, 1553007, 1553008, 1553009, 1553010, 1563927 | ||
Bug Blocks: | 1552870 |
Description
Pedro Sampaio
2018-03-07 21:11:05 UTC
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1552868] This was fixed for fedora with 4.16.3 stable updates This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2018:3083 https://access.redhat.com/errata/RHSA-2018:3083 This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2018:3096 https://access.redhat.com/errata/RHSA-2018:3096 |