Bug 2454030 - CVE-2026-25833 mbedtls: buffer underflow in x509_inet_pton_ipv6() [fedora-all]
Summary: CVE-2026-25833 mbedtls: buffer underflow in x509_inet_pton_ipv6() [fedora-all]
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: mbedtls
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: ms
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["8c575d6f-2b5f-4055-93af-b...
Depends On:
Blocks: CVE-2026-25833
TreeView+ depends on / blocked
 
Reported: 2026-04-01 20:22 UTC by Guilherme de Almeida Suckevicz
Modified: 2026-04-25 01:34 UTC (History)
4 users (show)

Fixed In Version: mbedtls-3.6.6-1.fc43 mbedtls-3.6.6-1.fc42 mbedtls-3.6.6-1.fc44
Clone Of:
Environment:
Last Closed: 2026-04-10 01:01:09 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2026-04-01 20:22:41 UTC
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 Fedora Update System 2026-04-02 16:19:02 UTC
FEDORA-2026-10443c65e3 (mbedtls-3.6.6-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-10443c65e3

Comment 2 Fedora Update System 2026-04-02 16:19:04 UTC
FEDORA-2026-3a9536df40 (mbedtls-3.6.6-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-3a9536df40

Comment 3 Fedora Update System 2026-04-02 16:19:04 UTC
FEDORA-2026-8c332fbf00 (mbedtls-3.6.6-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-8c332fbf00

Comment 4 Fedora Update System 2026-04-03 17:31:02 UTC
FEDORA-2026-10443c65e3 has been pushed to the Fedora 42 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-10443c65e3`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-10443c65e3

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 5 Fedora Update System 2026-04-03 17:56:49 UTC
FEDORA-2026-8c332fbf00 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-8c332fbf00`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-8c332fbf00

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-04-03 18:04:38 UTC
FEDORA-2026-3a9536df40 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-3a9536df40`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-3a9536df40

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 7 Fedora Update System 2026-04-10 01:01:09 UTC
FEDORA-2026-8c332fbf00 (mbedtls-3.6.6-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-04-18 01:08:12 UTC
FEDORA-2026-10443c65e3 (mbedtls-3.6.6-1.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 9 Fedora Update System 2026-04-25 01:34:02 UTC
FEDORA-2026-3a9536df40 (mbedtls-3.6.6-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.


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