Bug 1774994 (CVE-2019-19048) - CVE-2019-19048 kernel: dos in crypto_reportstat() function in drivers/virt/vboxguest/vboxguest_utils.c
Summary: CVE-2019-19048 kernel: dos in crypto_reportstat() function in drivers/virt/vb...
Keywords:
Status: NEW
Alias: CVE-2019-19048
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: 1774995
Blocks: 1775031
TreeView+ depends on / blocked
 
Reported: 2019-11-21 11:12 UTC by Dhananjay Arunesh
Modified: 2019-12-02 21:22 UTC (History)
48 users (show)

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Description Dhananjay Arunesh 2019-11-21 11:12:33 UTC
A vulnerability was found in Linux Kernel where, a memory leak in the crypto_reportstat() function in drivers/virt/vboxguest/vboxguest_utils.c allows attackers to cause a denial of service (memory consumption) by triggering copy_form_user() failures.

Reference:
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.9
https://github.com/torvalds/linux/commit/e0b0cb9388642c104838fac100a4af32745621e2

Comment 1 Dhananjay Arunesh 2019-11-21 11:13:09 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1774995]

Comment 2 Justin M. Forbes 2019-11-21 16:36:10 UTC
This was fixed for Fedora with the 5.3.9 stable update.


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