CVE-2022-48851
Linux Kernel use-after-free
- Published16 Jul 2024
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.
CVSS 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HAffected products
Remediation
- 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
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
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2022-48851 being actively exploited?
CVE-2022-48851 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.51%.
How severe is CVE-2022-48851?
CVE-2022-48851 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.51% probability of exploitation.
Which products are affected by CVE-2022-48851?
Affected products include Linux Kernel.
How do I fix CVE-2022-48851?
Upgrade affected software to a fixed version, for example Linux Kernel 4.9.307 or later, then confirm no affected versions remain in your inventory.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2022-48851 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.