Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the use of getcurrentcred in nfsdnllistenersetdoit, followed by the omission of calling putcred...

Linux Distros Unpatched Vulnerability : CVE-2026-43394

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nfsd: Fix cred ref leak in nfsdnllistenersetdoit. nfsdnllistenersetdoit uses getcurrentcred without putcred. As we can see from other callers, svcxprtcreatefrom...

SUSE CVE-2026-23297

In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix cred ref leak in nfsdnlthreadssetdoit. syzbot reported memory leak of struct cred. 0 nfsdnlthreadssetdoit passes getcurrentcred to nfsdsvc, but putcred is not called after that. The cred is finally passed down to...

CVE-2026-23297 nfsd: Fix cred ref leak in nfsd_nl_threads_set_doit().

In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix cred ref leak in nfsdnlthreadssetdoit. syzbot reported memory leak of struct cred. 0 nfsdnlthreadssetdoit passes getcurrentcred to nfsdsvc, but putcred is not called after that. The cred is finally passed down to...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from the cred pointer not being passed correctly in the ceph module, resulting in redundant getcurrentcred calls and...

Linux Kernel CVE-2019-9213 NULL Dereferences

By following the codepath that Andrea Arcangeli pointed out in his mails regarding the last bug I reported, I noticed that it is possible for userspace on a normal distro to map virtual address 0, which on an X86 system without SMAP enables the exploitation of kernel NULL pointer dereferences. Th...