maple_tree: fix MA_STATE_PREALLOC flag in mas_preallocate()

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The vulnerability of the mas_preallocate() function in the lib/maple_tree.c module of the Linux kernel allows a hacker to cause a service failure.

The vulnerability of the maspreallocate function in the lib/mapletree.c module of the Linux kernel is related to the pointer dereferencing that occurs due to incorrect memory allocation. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2025-38364

In the Linux kernel, the following vulnerability has been resolved: mapletree: fix MASTATEPREALLOC flag in maspreallocate Temporarily clear the preallocation flag when explicitly requesting allocations. Pre-existing allocations are already counted against the request through masnodecountgfp, but...

UBUNTU-CVE-2025-38364

In the Linux kernel, the following vulnerability has been resolved: mapletree: fix MASTATEPREALLOC flag in maspreallocate Temporarily clear the preallocation flag when explicitly requesting allocations. Pre-existing allocations are already counted against the request through masnodecountgfp, but...

CVE-2025-38364 maple_tree: fix MA_STATE_PREALLOC flag in mas_preallocate()

In the Linux kernel, the following vulnerability has been resolved: mapletree: fix MASTATEPREALLOC flag in maspreallocate Temporarily clear the preallocation flag when explicitly requesting allocations. Pre-existing allocations are already counted against the request through masnodecountgfp, but...

kernel: maple_tree: correct tree corruption on spanning store

A flaw was found in the Linux kernel's maple tree implementation. A local attacker could exploit a tree corruption bug when performing a spanning store operation across two leaf nodes under specific conditions. This can lead to the mistaken duplication of entries, resulting in maple tree...

USN-7383-2 linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Drivers core; - Ublk userspace block driver; -...

Linux Distros Unpatched Vulnerability : CVE-2024-50200

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mapletree: correct tree corruption on spanning store Patch series mapletree: correct tree...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: – The faulty behavior of the mm:resolvefaultymmapregion function has been fixed. The mmapregion function is quite problematic, with a confusing control flow and numerous ways in which issues can arise. This leads to incomplete...

SUSE CVE-2024-53109

In the Linux kernel, the following vulnerability has been resolved: nommu: pass NULL argument to vmaiterprealloc When deleting a vma entry from a maple tree, it has to pass NULL to vmaiterprealloc in order to calculate internal state of the tree, but it passed a wrong argument. As a result, nommu...

CVE-2024-53109

In the Linux kernel, the following vulnerability has been resolved: nommu: pass NULL argument to vmaiterprealloc When deleting a vma entry from a maple tree, it has to pass NULL to vmaiterprealloc in order to calculate internal state of the tree, but it passed a wrong argument. As a result, nommu...

DEBIAN-CVE-2024-53109

In the Linux kernel, the following vulnerability has been resolved: nommu: pass NULL argument to vmaiterprealloc When deleting a vma entry from a maple tree, it has to pass NULL to vmaiterprealloc in order to calculate internal state of the tree, but it passed a wrong argument. As a result, nommu...

AZL-54126 CVE-2024-53109 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: nommu: pass NULL argument to vmaiterprealloc When deleting a vma entry from a maple tree, it has to pass NULL to vmaiterprealloc in order to calculate internal state of the tree, but it passed a wrong argument. As a result, nommu...

UBUNTU-CVE-2024-53109

In the Linux kernel, the following vulnerability has been resolved: nommu: pass NULL argument to vmaiterprealloc When deleting a vma entry from a maple tree, it has to pass NULL to vmaiterprealloc in order to calculate internal state of the tree, but it passed a wrong argument. As a result, nommu...

CVE-2024-53109 nommu: pass NULL argument to vma_iter_prealloc()

In the Linux kernel, the following vulnerability has been resolved: nommu: pass NULL argument to vmaiterprealloc When deleting a vma entry from a maple tree, it has to pass NULL to vmaiterprealloc in order to calculate internal state of the tree, but it passed a wrong argument. As a result, nommu...

CVE-2024-50200

In the Linux kernel, the following vulnerability has been resolved: mapletree: correct tree corruption on spanning store Patch series "mapletree: correct tree corruption on spanning store", v3. There has been a nasty yet subtle maple tree corruption bug that appears to have been in existence sinc...

kernel: nommu: fix memory leak in do_mmap() error path

In the Linux kernel, the following vulnerability has been resolved: nommu: fix memory leak in dommap error path The preallocation of the maple tree nodes may leak if the error path to "errorjustfree" is taken. Fix this by moving the freeing of the maple tree nodes to a shared location for all err...

kernel: maple_tree: fix mas_empty_area_rev() null pointer dereference

In the Linux kernel, the following vulnerability has been resolved: mapletree: fix masemptyarearev null pointer dereference Currently the code calls masstart followed by masdataend if the maple state is MASTART, but masstart may return with the maple state node == NULL. This will lead to a null...

UBUNTU-CVE-2024-50263

In the Linux kernel, the following vulnerability has been resolved: fork: only invoke khugepaged, ksm hooks if no error There is no reason to invoke these hooks early against an mm that is in an incomplete state. The change in commit d24062914837 "fork: use mtdup to duplicate maple tree in dupmma...

CVE-2024-50263 fork: only invoke khugepaged, ksm hooks if no error

In the Linux kernel, the following vulnerability has been resolved: fork: only invoke khugepaged, ksm hooks if no error There is no reason to invoke these hooks early against an mm that is in an incomplete state. The change in commit d24062914837 "fork: use mtdup to duplicate maple tree in dupmma...