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EPSS 0.0%top 95%

rxrpc: Fix potential UAF after skb_unshare() failure

0
Medium
Published: Sat May 02 2026 (05/02/2026, 00:00:00 UTC)
Source: GCVE Database
Vendor/Project: Microsoft Security Response Center
Product: Microsoft

Description

CVE-2026-45998 is a vulnerability related to a potential use-after-free (UAF) condition occurring after a failure in skb_unshare() within the rxrpc component. The provided information does not include detailed technical specifics or exploitation methods. There is no CVSS score available, and no known exploits in the wild have been reported. The affected products include Microsoft and Azure Linux 3. 0 versions. No patch or remediation details are provided in the available data.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 05/28/2026, 21:03:11 UTC

Technical Analysis

This vulnerability involves a potential use-after-free issue in the rxrpc component triggered by a failure in skb_unshare(). The vulnerability is identified by Microsoft Security Response Center under advisory msrc_CVE-2026-45998. Affected versions include Microsoft and Azure Linux 3.0. No CVSS score or detailed technical exploitation information is provided. No patch or mitigation information is currently available.

Potential Impact

The impact of this vulnerability is a potential use-after-free condition, which could lead to memory corruption or instability in affected systems. However, without further details or known exploits, the exact impact on confidentiality, integrity, or availability cannot be determined from the provided data.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround information is provided in the current data.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_vex
Csaf Version
2.0
Publisher
Microsoft Security Response Center
Advisory Id
msrc_CVE-2026-45998
Cve Count
1
Additional Cves
[]
Cvss Version
null

Threat ID: 6a18ab78e29bf47b50288d27

Added to database: 5/28/2026, 8:54:16 PM

Last enriched: 5/28/2026, 9:03:11 PM

Last updated: 5/29/2026, 12:55:41 PM

Views: 5

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