What’s Vulnerable › Vulnerabilities

CVE-2022-48851: staging: gdm724x: fix use after free in gdm_lte_rx()

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-16 · updated 2026-08-04
• Weakness: CWE-416

Description

In the Linux kernel, the following vulnerability has been resolved: staging: gdm724x: fix use after free in gdm_lte_rx() The netif_rx_ni() function frees the skb so we can't dereference it to save the skb->len.

Affected products

• Linux kernel: from 3.12 before 4.9.307; from 4.10 before 4.14.272; from 4.15 before 4.19.235; from 4.20 before 5.4.185; from 5.5 before 5.10.106; from 5.11 before 5.15.29 — fixed in 4.14.272, 4.19.235, 4.9.307, 5.10.106, 5.15.29, 5.16.15

How to fix

Upgrade to a fixed version: Linux kernel 4.14.272, 4.19.235, 4.9.307, 5.10.106. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1fb9dd3787495b4deb0efe66c58306b65691a48f
• https://git.kernel.org/stable/c/403e3afe241b62401de1f8629c9c6b9b3d69dbff
• https://git.kernel.org/stable/c/48ecdf3e29a6e514e8196691589c7dfc6c4ac169
• https://git.kernel.org/stable/c/6d9700b445098dbbce0caff4b8cfca214cf1e757
• https://git.kernel.org/stable/c/6dc7b87c62423bfa68139fe95e85028aab584c9a
• https://git.kernel.org/stable/c/83a9c886c2b5a0d28c0b37e1736b47f38d61332a
• https://git.kernel.org/stable/c/d39dc79513e99147b4c158a8a9e46743e23944f5
• https://git.kernel.org/stable/c/fc7f750dc9d102c1ed7bbe4591f991e770c99033
• https://git.kernel.org/stable/c/1fb9dd3787495b4deb0efe66c58306b65691a48f
• https://git.kernel.org/stable/c/403e3afe241b62401de1f8629c9c6b9b3d69dbff
• https://git.kernel.org/stable/c/48ecdf3e29a6e514e8196691589c7dfc6c4ac169
• https://git.kernel.org/stable/c/6d9700b445098dbbce0caff4b8cfca214cf1e757

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