CVE-2022-49026 Vulnerability Details

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CVE-2022-49026 Metadata Quick Info

CVE Published: 21/10/2024 | CVE Updated: 04/11/2024 | CVE Year: 2022
Source: Linux | Vendor: Linux | Product: Linux
Status : PUBLISHED

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CVE-2022-49026 Description

In the Linux kernel, the following vulnerability has been resolved: e100: Fix possible use after free in e100_xmit_prepare In e100_xmit_prepare(), if we can\'t map the skb, then return -ENOMEM, so e100_xmit_frame() will return NETDEV_TX_BUSY and the upper layer will resend the skb. But the skb is already freed, which will cause UAF bug when the upper layer resends the skb. Remove the harmful free.

Metrics

CVSS Version: 3.1 | Base Score: n/a
Vector: n/a

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l➤ Impact Metrics:
    Confidentiality Impact (C)*
    Integrity Impact (I)*
    Availability Impact (A)*

Weakness Enumeration (CWE)

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Source: Linux

Common Attack Pattern Enumeration and Classification (CAPEC)

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Source: NVD (National Vulnerability Database).