Bug 2376688 - CVE-2025-52496 micropython: Mbed TLS AESNI Race Condition Vulnerability [fedora-all]
Summary: CVE-2025-52496 micropython: Mbed TLS AESNI Race Condition Vulnerability [fedo...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: micropython
Version: 42
Hardware: Unspecified
OS: Unspecified
low
low
Target Milestone: ---
Assignee: Charalampos Stratakis
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["fefebc08-24bc-4380-ac5f-f...
: 2376684 2382564 (view as bug list)
Depends On:
Blocks: CVE-2025-52496
TreeView+ depends on / blocked
 
Reported: 2025-07-07 06:30 UTC by Michal Findra
Modified: 2026-04-11 20:57 UTC (History)
4 users (show)

Fixed In Version: micropython-1.28.0-1.fc45
Clone Of:
Environment:
Last Closed: 2026-04-11 20:56:56 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)

Description Michal Findra 2025-07-07 06:30:25 UTC 
More information about this security flaw is available in the following bug:

https://bugzilla.redhat.com/show_bug.cgi?id=2376426

Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Comment 1 Charalampos Stratakis 2025-07-10 03:09:18 UTC 
*** Bug 2376684 has been marked as a duplicate of this bug. ***
Comment 2 Charalampos Stratakis 2025-09-16 18:10:28 UTC 
*** Bug 2382564 has been marked as a duplicate of this bug. ***
Comment 3 Charalampos Stratakis 2026-04-11 04:50:42 UTC 
Micropython is single threaded, the race is not practically possible but the vulnerable code is still there.
Comment 4 Fedora Update System 2026-04-11 20:52:11 UTC 
FEDORA-2026-d619d8d077 (micropython-1.28.0-1.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-d619d8d077
Comment 5 Fedora Update System 2026-04-11 20:56:32 UTC 
FEDORA-2026-52a9a687f0 (micropython-1.28.0-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-52a9a687f0
Comment 6 Fedora Update System 2026-04-11 20:56:56 UTC 
FEDORA-2026-d619d8d077 (micropython-1.28.0-1.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.
Comment 7 Fedora Update System 2026-04-11 20:57:32 UTC 
FEDORA-2026-29f4f47ade (micropython-1.28.0-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-29f4f47ade
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