Bug 2048259 (CVE-2022-0433)
Summary: | CVE-2022-0433 kernel: missing initialization in bloom filter map in kernel/bpf/bloom_filter.c can lead to DoS | ||
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Product: | [Other] Security Response | Reporter: | Alex <allarkin> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED NOTABUG | QA Contact: | |
Severity: | medium | Docs Contact: | |
Priority: | medium | ||
Version: | unspecified | CC: | acaringi, adscvr, airlied, alciregi, bdettelb, bhu, brdeoliv, bskeggs, chwhite, crwood, dhoward, dvlasenk, fhrbata, fpacheco, hdegoede, hkrzesin, jarod, jarodwilson, jburrell, jeremy, jfaracco, jforbes, jglisse, jlelli, joe.lawrence, jonathan, josef, jshortt, jstancek, jwboyer, kcarcia, kernel-maint, kernel-mgr, lgoncalv, linville, lzampier, masami256, mchehab, nmurray, ptalbert, qzhao, rvrbovsk, scweaver, steved, vkumar, walters, williams |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | Linux kernel 5.17-rc1 | Doc Type: | If docs needed, set a value |
Doc Text: |
A NULL pointer dereference flaw was found in the Linux kernel’s BPF subsystem in the way a user triggers the map_get_next_key function of the BPF bloom filter. This flaw allows a local user to crash the system.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2022-01-31 14:01:16 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: | 2048262 | ||
Bug Blocks: | 2039891, 2048649 |
Description
Alex
2022-01-30 16:50:51 UTC
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 2048262] Services notaffected per kernel analysis. This bug was introduced in 5.16 kernels and a fix was included in 5.16.3 upstream. It was never shipped as an update to stable Fedora users. |