Bug 1974456 (CVE-2021-33624)
Summary: | CVE-2021-33624 kernel: Linux kernel BPF protection against speculative execution attacks can be bypassed to read arbitrary kernel memory | ||
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Product: | [Other] Security Response | Reporter: | Pedro Sampaio <psampaio> |
Component: | vulnerability | Assignee: | Nobody <nobody> |
Status: | NEW --- | QA Contact: | |
Severity: | medium | Docs Contact: | |
Priority: | medium | ||
Version: | unspecified | CC: | acaringi, adscvr, airlied, alciregi, bhu, blc, chwhite, crwood, dvlasenk, hdegoede, hkrzesin, jarod, jarodwilson, jeremy, jforbes, jlelli, jonathan, josef, jshortt, jstancek, jwboyer, kcarcia, kernel-maint, kernel-mgr, lgoncalv, linville, masami256, mchehab, mlangsdo, nmurray, ptalbert, qzhao, rkeshri, rvrbovsk, steved, walters, wcosta, williams |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | kernel 5.13 | Doc Type: | If docs needed, set a value |
Doc Text: |
A flaw was found in the Linux kernel's BPF subsystem, where protection against speculative execution attacks (Spectre mitigation) can be bypassed. The highest threat from this vulnerability is to confidentiality.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 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: | 1978299, 1978300, 1978301, 1978302, 1974457, 1976848, 1976849 | ||
Bug Blocks: | 1974458 |
Description
Pedro Sampaio
2021-06-21 18:14:42 UTC
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1974457] |