What’s Vulnerable › Vulnerabilities

CVE-2022-48958: ethernet: aeroflex: fix potential skb leak in greth_init_rings()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-21 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: ethernet: aeroflex: fix potential skb leak in greth_init_rings() The greth_init_rings() function won't free the newly allocated skb when dma_mapping_error() returns error, so add dev_kfree_skb() to fix it. Compile tested only.

Affected products

• Linux kernel: from 2.6.34 before 4.9.336; from 4.10 before 4.14.302; from 4.15 before 4.19.269; from 4.20 before 5.4.227; from 5.5 before 5.10.159; from 5.11 before 5.15.83 — fixed in 4.14.302, 4.19.269, 4.9.336, 5.10.159, 5.15.83, 5.4.227

How to fix

Upgrade to a fixed version: Linux kernel 4.14.302, 4.19.269, 4.9.336, 5.10.159. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/063a932b64db3317ec020c94466fe52923a15f60
• https://git.kernel.org/stable/c/223654e2e2c8d05347cd8e300f8d1ec6023103dd
• https://git.kernel.org/stable/c/87277bdf2c370ab2d07cfe77dfa9b37f82bbe1e5
• https://git.kernel.org/stable/c/99669d94ce145389f1d6f197e6e18ed50d43fb76
• https://git.kernel.org/stable/c/bfaa8f6c5b84b295dd73b0138b57c5555ca12b1c
• https://git.kernel.org/stable/c/c7adcbd0fd3fde1b19150c3e955fb4a30c5bd9b7
• https://git.kernel.org/stable/c/cb1e293f858e5e1152b8791047ed4bdaaf392189
• https://git.kernel.org/stable/c/dd62867a6383f78f75f07039394aac25924a3307

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