Bug 2083455 (CVE-2022-1651) - CVE-2022-1651 kernel: A memory leak problem in acrn_dev_ioctl()
Summary: CVE-2022-1651 kernel: A memory leak problem in acrn_dev_ioctl()
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2022-1651
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2083718 2083719
Blocks: 2083452 2083636
TreeView+ depends on / blocked
 
Reported: 2022-05-10 07:06 UTC by Rohit Keshri
Modified: 2023-08-30 09:25 UTC (History)
48 users (show)

Fixed In Version: kernel 5.18 rc1
Doc Type: If docs needed, set a value
Doc Text:
A memory leak flaw was found in the Linux kernel in acrn_dev_ioctl in the drivers/virt/acrn/hsm.c function in how the ACRN Device Model emulates virtual NICs in VM. This flaw allows a local privileged attacker to leak unauthorized kernel information, causing a denial of service.
Clone Of:
Environment:
Last Closed: 2023-05-10 18:33:21 UTC
Embargoed:

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Description Rohit Keshri 2022-05-10 07:06:23 UTC 
A memory leak problem was found in acrn_dev_ioctl in drivers/virt/acrn/hsm.c in ACRN Device Model emulates virtual NICs in VM. This flaw may allow a local privileged attacker to leak kernel unauthorized information, and may also cause a denial of service problem.

#Fix
Now the patch for this issue is available upstream.
1.https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ecd1735f14d6ac868ae5d8b7a2bf193fa11f388b
2.https://lore.kernel.org/all/20220308092047.1008409-1-butterflyhuangxx@gmail.com/
Comment 11 Product Security DevOps Team 2023-05-10 18:33:16 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-1651
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