Bug 1148232 (CVE-2014-3677)
Summary: | CVE-2014-3677 shim: memory corruption flaw when processing Machine Owner Keys (MOKs) | ||||||
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Product: | [Other] Security Response | Reporter: | Murray McAllister <mmcallis> | ||||
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> | ||||
Status: | CLOSED ERRATA | QA Contact: | |||||
Severity: | medium | Docs Contact: | |||||
Priority: | medium | ||||||
Version: | unspecified | CC: | chazlett, jrusnack, kbsingh, pholica, pjones, security-response-team, vdanen | ||||
Target Milestone: | --- | Keywords: | Security | ||||
Target Release: | --- | ||||||
Hardware: | All | ||||||
OS: | Linux | ||||||
Whiteboard: | |||||||
Fixed In Version: | shim-0.7-8.el7 | Doc Type: | Bug Fix | ||||
Doc Text: |
An out-of-bounds memory write flaw was found in the way shim processed certain Machine Owner Keys (MOKs). A local attacker could potentially use this flaw to execute arbitrary code on the system.
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Story Points: | --- | ||||
Clone Of: | Environment: | ||||||
Last Closed: | 2014-11-04 18:50:31 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: | 1148239, 1148240, 1152388 | ||||||
Bug Blocks: | 1148235 | ||||||
Attachments: |
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Description
Murray McAllister
2014-10-01 02:45:47 UTC
Created attachment 942903 [details]
proposed patch
Public now: http://seclists.org/oss-sec/2014/q4/311 Created shim tracking bugs for this issue: Affects: fedora-all [bug 1152388] shim-0.8-1.fc22, shim-signed-0.8-1.fc22, mokutil-0.2.0-1.fc21 has been pushed to the Fedora 21 stable repository. If problems still persist, please make note of it in this bug report. IssueDescription: An out-of-bounds memory write flaw was found in the way shim processed certain Machine Owner Keys (MOKs). A local attacker could potentially use this flaw to execute arbitrary code on the system. This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2014:1801 https://rhn.redhat.com/errata/RHSA-2014-1801.html mokutil-0.2.0-1.fc19, shim-signed-0.8-2 has been pushed to the Fedora 19 stable repository. If problems still persist, please make note of it in this bug report. mokutil-0.2.0-1.fc20, shim-signed-0.8-3 has been pushed to the Fedora 20 stable repository. If problems still persist, please make note of it in this bug report. |