Bug 2476731

Summary: CVE-2026-44167 php-phpseclib: phpseclib: Denial of Service via untrusted ASN.1 file loading [fedora-all]
Product: [Fedora] Fedora Reporter: Keith Grant <kgrant>
Component: php-phpseclibAssignee: Artur Frenszek-Iwicki <fedora>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: 45CC: fedora, fedora, fkooman
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["ea3562b1-a1ff-467e-bd5c-73c10113d1f0"]}
Fixed In Version: php-phpseclib-2.0.55-1.fc43 php-phpseclib-2.0.55-1.fc44 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-08-18 00:56:33 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2476655    

Description Keith Grant 2026-05-12 19:25:09 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 2026-08-09 19:30:59 UTC
FEDORA-2026-fac5581caa (php-phpseclib-2.0.55-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-fac5581caa

Comment 2 Fedora Update System 2026-08-09 19:38:10 UTC
FEDORA-2026-b2ce3f8e3e (php-phpseclib-2.0.55-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-b2ce3f8e3e

Comment 3 Fedora Update System 2026-08-10 01:28:28 UTC
FEDORA-2026-fac5581caa 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-fac5581caa`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-fac5581caa

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

Comment 4 Fedora Update System 2026-08-10 01:50:51 UTC
FEDORA-2026-b2ce3f8e3e 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-b2ce3f8e3e`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-b2ce3f8e3e

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

Comment 5 Aoife Moloney 2026-08-17 14:39:10 UTC
This bug appears to have been reported against 'rawhide' during the Fedora Linux 45 development cycle.
Changing version to 45.

Comment 6 Fedora Update System 2026-08-18 00:56:33 UTC
FEDORA-2026-b2ce3f8e3e (php-phpseclib-2.0.55-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 7 Fedora Update System 2026-08-18 01:11:33 UTC
FEDORA-2026-fac5581caa (php-phpseclib-2.0.55-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.