Bug 2283402 (CVE-2021-47547)

Summary: CVE-2021-47547 kernel: net: tulip: de4x5: fix the problem that the array 'lp->phy[8]' may be out of bound
Product: [Other] Security Response Reporter: ybuenos
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: acaringi, allarkin, aquini, bhu, chwhite, cye, cyin, dbohanno, debarbos, dfreiber, drow, dvlasenk, esandeen, ezulian, hkrzesin, jarod, jburrell, jdenham, jfaracco, jlelli, joe.lawrence, jshortt, jstancek, jwyatt, kcarcia, ldoskova, lgoncalv, lzampier, mleitner, mmilgram, mstowell, nmurray, ptalbert, rparrazo, rrobaina, rvrbovsk, rysulliv, scweaver, sidakwo, sukulkar, tglozar, tyberry, vkumar, wcosta, williams, wmealing, ycote, ykopkova, zhijwang
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: kernel 4.4.294, kernel 4.9.292, kernel 4.14.257, kernel 4.19.220, kernel 5.4.164, kernel 5.10.84, kernel 5.15.7, kernel 5.16 Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds memory access flaw was found in the Linux kernel’s Ethernet DECchip cards driver. This flaw allows a local user to crash the system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2283495    

Description ybuenos 2024-05-27 09:57:00 UTC
In the Linux kernel, the following vulnerability has been resolved:

net: tulip: de4x5: fix the problem that the array &#39;lp-&gt;phy[8]&#39; may be out of bound

The Linux kernel CVE team has assigned CVE-2021-47547 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024052441-CVE-2021-47547-f3e7@gregkh/T