PT-2024-26837

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a missing lock in the hugetlb code, which can be triggered in an userfault context. This occurs when two threads modify the resv map together, going into an...

SUSE CVE-2021-47214

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

CVE-2021-47214

A vulnerability was found in the Linux kernel, in the handling of memory reservations in the hugetlb subsystem and userfaultfd. This issue occurs during the error-handling process in the hugetlbmcopyatomicpte function. When an error is encountered, the system incorrectly calls...

DEBIAN-CVE-2021-47214

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

CVE-2021-47214

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

CVE-2021-47214

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

CVE-2021-47214

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

CVE-2021-47214

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

UBUNTU-CVE-2021-47214

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

CVE-2021-47214 hugetlb, userfaultfd: fix reservation restore on userfaultfd error

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

CVE-2021-47214

CVE-2021-47214 affects Linux kernel hugetlb/userfaultfd handling. The fix corrects reservation restoration on userfaultfd error in hugetlb_mcopy_atomic_pte() by treating the is_continue path like pagecache insertion and altering the new_pagecache_page flag (renamed to page_in_pagecache) so restor...

CVE-2021-47214

In the Linux kernel, the following vulnerability has been resolved: hugetlb, userfaultfd: fix reservation restore on userfaultfd error Currently in the iscontinue case in hugetlbmcopyatomicpte, if we bail out using "goto outreleaseunlock;" in the cases where idx = size, or !hugeptenone, the code...

CVE-2024-26688

A vulnerability was found in the Linux kernel during hugetlb filesystem configuration, whereby a NULL pointer dereference caused by invalid pagesize values can lead to potential crashes...

CVE-2024-26688

In the Linux kernel, the following vulnerability has been resolved: fs,hugetlb: fix NULL pointer dereference in hugetlbsfillsuper When configuring a hugetlb filesystem via the fsconfig syscall, there is a possible NULL dereference in hugetlbfsfillsuper caused by assigning NULL to ctx-hstate in...

CVE-2024-26688

In the Linux kernel, the following vulnerability has been resolved: fs,hugetlb: fix NULL pointer dereference in hugetlbsfillsuper When configuring a hugetlb filesystem via the fsconfig syscall, there is a possible NULL dereference in hugetlbfsfillsuper caused by assigning NULL to ctx-hstate in...

CVE-2024-26688

CVE-2024-26688 — affected component: Linux kernel hugetlbfs . The vulnerability is a NULL pointer dereference in hugetlbfs_fill_super() triggered when configuring a hugetlb filesystem via fsconfig() with an invalid pagesize. The issue happens because ctx->hstate may be set to NULL in hugetlbfs...

CVE-2024-26688 fs,hugetlb: fix NULL pointer dereference in hugetlbs_fill_super

In the Linux kernel, the following vulnerability has been resolved: fs,hugetlb: fix NULL pointer dereference in hugetlbsfillsuper When configuring a hugetlb filesystem via the fsconfig syscall, there is a possible NULL dereference in hugetlbfsfillsuper caused by assigning NULL to ctx-hstate in...

CVE-2024-26688 fs,hugetlb: fix NULL pointer dereference in hugetlbs_fill_super

In the Linux kernel, the following vulnerability has been resolved: fs,hugetlb: fix NULL pointer dereference in hugetlbsfillsuper When configuring a hugetlb filesystem via the fsconfig syscall, there is a possible NULL dereference in hugetlbfsfillsuper caused by assigning NULL to ctx-hstate in...

CVE-2024-26688 fs,hugetlb: fix NULL pointer dereference in hugetlbs_fill_super

In the Linux kernel, the following vulnerability has been resolved: fs,hugetlb: fix NULL pointer dereference in hugetlbsfillsuper When configuring a hugetlb filesystem via the fsconfig syscall, there is a possible NULL dereference in hugetlbfsfillsuper caused by assigning NULL to ctx-hstate in...

PT-2024-26830 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the folio test hugetlb function, which can be fooled by a concurrent folio split into returning true for a folio that has never belonged to hugetlbfs. This can...