CVE-2024-50283
Linux Kernel use-after-free
- Published19 Nov 2024
Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-use-after-free in smb3_preauth_hash_rsp ksmbd_user_session_put should be called under smb3_preauth_hash_rsp(). It will avoid freeing session before calling smb3_preauth_hash_rsp().
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
References
- https://git.kernel.org/stable/c/1b6ad475d4ed577d34e0157eb507be00c588bf5c
- https://git.kernel.org/stable/c/b8fc56fbca7482c1e5c0e3351c6ae78982e25ada
- https://git.kernel.org/stable/c/c6cdc08c25a868a08068dfc319fa9fce982b8e7f
- https://git.kernel.org/stable/c/cb645064e0811053c94e86677f2e58ed29359d62
- https://git.kernel.org/stable/c/f7557bbca40d4ca8bb1c6c940ac6c95078bd0827
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2024-50283 being actively exploited?
CVE-2024-50283 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.62%.
How severe is CVE-2024-50283?
CVE-2024-50283 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.62% probability of exploitation.
Which products are affected by CVE-2024-50283?
Affected products include Linux Kernel.
How do I fix CVE-2024-50283?
Upgrade affected software to a fixed version, for example Linux Kernel 6.6.61 or later, then confirm no affected versions remain in your inventory.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2024-50283 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.