Bug 1824923 (CVE-2020-11725)
Summary: | CVE-2020-11725 kernel: improper handling of private_size*count multiplication due to count=info->owner typo | ||
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Product: | [Other] Security Response | Reporter: | Guilherme de Almeida Suckevicz <gsuckevi> |
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, airlied, allarkin, bhu, blc, brdeoliv, bskeggs, dhoward, dvlasenk, esammons, fhrbata, hdegoede, hkrzesin, iboverma, ichavero, itamar, jarodwilson, jeremy, jforbes, jglisse, jlelli, john.j5live, jonathan, josef, jross, jshortt, jstancek, jwboyer, kernel-maint, kernel-mgr, labbott, lgoncalv, linville, masami256, matt, mchehab, mcressma, mjg59, mlangsdo, nmurray, qzhao, rt-maint, rvrbovsk, steved, williams |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | Doc Type: | If docs needed, set a value | |
Doc Text: |
A flaw was found in the Linux kernel. The Advanced Linux Sound Architecture subsystem's snd_ctl_elem_add mishandles the private_size*count multiplication when the addition of audio control elements happen leading to a denial of service.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2020-05-28 10:12:07 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: | 1824925, 1834224, 1834225, 1834226, 1834227, 1834228 | ||
Bug Blocks: | 1824929 |
Description
Guilherme de Almeida Suckevicz
2020-04-16 16:46:38 UTC
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 1824925] Takashi seems to feel that this is invalid and the CVE should be disputed. External References: https://lore.kernel.org/alsa-devel/s5h4ktmlfpx.wl-tiwai@suse.de/ https://github.com/torvalds/linux/blob/3b2549a3740efb8af0150415737067d87e466c5b/sound/core/control.c#L1434-L1474 Statement: This CVE is being disputed as invalid (https://nvd.nist.gov/vuln/detail/CVE-2020-11725) based on the arguments presented in https://lore.kernel.org/alsa-devel/s5h4ktmlfpx.wl-tiwai@suse.de/ . |