Bug 2120641 - CVE-2022-2962 qemu: tulip: DMA reentrancy issue leads to stack or heap overflow [fedora-all]
Summary: CVE-2022-2962 qemu: tulip: DMA reentrancy issue leads to stack or heap overfl...
Alias: None
Product: Fedora
Classification: Fedora
Component: qemu
Version: 36
Hardware: Unspecified
OS: Unspecified
Target Milestone: ---
Assignee: Fedora Virtualization Maintainers
QA Contact: Fedora Extras Quality Assurance
Depends On:
Blocks: CVE-2022-2962
TreeView+ depends on / blocked
Reported: 2022-08-23 12:58 UTC by Mauro Matteo Cascella
Modified: 2022-09-20 17:09 UTC (History)
10 users (show)

Fixed In Version:
Doc Type: No Doc Update
Doc Text:
Clone Of:
Last Closed: 2022-09-20 17:09:36 UTC
Type: ---

Attachments (Terms of Use)

Description Mauro Matteo Cascella 2022-08-23 12:58:55 UTC
This is an automatically created tracking bug!  It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.

For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.

For more information see:

When submitting as an update, use the fedpkg template provided in the next
comment(s).  This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.

Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.

NOTE: this issue affects multiple supported versions of Fedora. While only
one tracking bug has been filed, please correct all affected versions at
the same time.  If you need to fix the versions independent of each other,
you may clone this bug as appropriate.

Comment 1 Mauro Matteo Cascella 2022-08-23 12:58:58 UTC
Use the following template to for the 'fedpkg update' request to submit an
update for this issue as it contains the top-level parent bug(s) as well as
this tracking bug.  This will ensure that all associated bugs get updated
when new packages are pushed to stable.


# bugfix, security, enhancement, newpackage (required)

# low, medium, high, urgent (required)

# testing, stable

# Bug numbers: 1234,9876

# Description of your update
notes=Security fix for [PUT CVEs HERE]

# Enable request automation based on the stable/unstable karma thresholds

# Automatically close bugs when this marked as stable

# Suggest that users restart after update


Additionally, you may opt to use the bodhi web interface to submit updates:


Comment 2 Mauro Matteo Cascella 2022-08-25 10:10:00 UTC
Upstream patch:

Comment 3 Thomas Huth 2022-09-14 21:03:53 UTC
Patch has been merged upstream here: https://gitlab.com/qemu-project/qemu/-/commit/36a894aeb64a2e02871016d

Comment 4 Mauro Matteo Cascella 2022-09-20 17:09:36 UTC
As agreed with Cole, I'm closing this bug as WONTFIX because fixing would require changes across lots of different devices [1] and it's unlikely there are users in Fedora using the Tulip device. Plus this is not an important/critical CVE.

[1] https://www.mail-archive.com/qemu-devel@nongnu.org/msg858830.html

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