CVE-2024-39477 mm/hugetlb: do not call vma_add_reservation upon ENOMEM

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: do not call vmaaddreservation upon ENOMEM sysbot reported a splat 1 on unmaphugepagerange. This is because vmaneedsreservation can return -ENOMEM if allocatefileregionentries fails to allocate the fileregion struct fo...

CVE-2024-39477

CVE-2024-39477 affects the Linux kernel mm/hugetlb memory-management code. The root cause was that vma_needs_reservation() could return -ENOMEM when allocate_file_region_entries() failed to allocate a file_region for a reservation, causing a splat in __unmap_hugepage_range(). The published fix is...

CVE-2024-39474 mm/vmalloc: fix vmalloc which may return null if called with __GFP_NOFAIL

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: fix vmalloc which may return null if called with GFPNOFAIL commit a421ef303008 "mm: allow !GFPKERNEL allocations for kvmalloc" includes support for GFPNOFAIL, but it presents a conflict with commit dd544141b9eb...

CVE-2024-39474 mm/vmalloc: fix vmalloc which may return null if called with __GFP_NOFAIL

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: fix vmalloc which may return null if called with GFPNOFAIL commit a421ef303008 "mm: allow !GFPKERNEL allocations for kvmalloc" includes support for GFPNOFAIL, but it presents a conflict with commit dd544141b9eb...

Malicious code in web3-dubai-mm-workshop (npm)

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CVE-2024-36892

In the Linux kernel, the following vulnerability has been resolved: mm/slub: avoid zeroing outside-object freepointer for single free Commit 284f17ac13fe "mm/slub: handle bulk and single object freeing separately" splits single and bulk object freeing in two functions slabfree and slabfreebulk...

RHEL 9 : kernel-rt (Unpatched Vulnerability)

The remote Redhat Enterprise Linux 9 host has one or more packages installed that are affected by multiple vulnerabilities that have been acknowledged by the vendor but will not be patched. - kernel: powerpc/mm: Fix null-pointer dereference in pgtablecacheadd CVE-2023-52607 - In the Linux kernel,...

CVE-2024-36881

In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: reset ptes when close for wr-protected ones Userfaultfd unregister includes a step to remove wr-protect bits from all the relevant pgtable entries, but that only covered an explicit UFFDIOUNREGISTER ioctl, not a...

CVE-2024-36890

In the Linux kernel, the following vulnerability has been resolved: mm/slab: make freekfree accept error pointers Currently, if an automatically freed allocation is an error pointer that will lead to a crash. An example of this is in wm831xgpiodbgshow. 171 char label freekfree =...

CVE-2024-36892

In the Linux kernel, the following vulnerability has been resolved: mm/slub: avoid zeroing outside-object freepointer for single free Commit 284f17ac13fe "mm/slub: handle bulk and single object freeing separately" splits single and bulk object freeing in two functions slabfree and slabfreebulk...

CVE-2024-36892 mm/slub: avoid zeroing outside-object freepointer for single free

In the Linux kernel, the following vulnerability has been resolved: mm/slub: avoid zeroing outside-object freepointer for single free Commit 284f17ac13fe "mm/slub: handle bulk and single object freeing separately" splits single and bulk object freeing in two functions slabfree and slabfreebulk...

CVE-2024-36890 mm/slab: make __free(kfree) accept error pointers

In the Linux kernel, the following vulnerability has been resolved: mm/slab: make freekfree accept error pointers Currently, if an automatically freed allocation is an error pointer that will lead to a crash. An example of this is in wm831xgpiodbgshow. 171 char label freekfree =...

CVE-2024-36890 mm/slab: make __free(kfree) accept error pointers

In the Linux kernel, the following vulnerability has been resolved: mm/slab: make freekfree accept error pointers Currently, if an automatically freed allocation is an error pointer that will lead to a crash. An example of this is in wm831xgpiodbgshow. 171 char label freekfree =...

CVE-2024-36890 mm/slab: make __free(kfree) accept error pointers

In the Linux kernel, the following vulnerability has been resolved: mm/slab: make freekfree accept error pointers Currently, if an automatically freed allocation is an error pointer that will lead to a crash. An example of this is in wm831xgpiodbgshow. 171 char label freekfree =...

CVE-2024-36881 mm/userfaultfd: reset ptes when close() for wr-protected ones

In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: reset ptes when close for wr-protected ones Userfaultfd unregister includes a step to remove wr-protect bits from all the relevant pgtable entries, but that only covered an explicit UFFDIOUNREGISTER ioctl, not a...

CVE-2024-36881 mm/userfaultfd: reset ptes when close() for wr-protected ones

In the Linux kernel, the following vulnerability has been resolved: mm/userfaultfd: reset ptes when close for wr-protected ones Userfaultfd unregister includes a step to remove wr-protect bits from all the relevant pgtable entries, but that only covered an explicit UFFDIOUNREGISTER ioctl, not a...

The vulnerability of the hugetlb_no_page() function in the mm/hugetlb.c module of the Linux kernel’s memory management subsystem allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information, or enhance their own privileges.

The vulnerability of the hugetlbnopage function in the mm/hugetlb.c module of the Linux kernel’s memory management subsystem is related to concurrent access to resources race conditions. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibili...

Oracle Linux 8 : kernel (ELSA-2024-3138)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-3138 advisory. - x86/sev: Harden VC instruction emulation somewhat Vitaly Kuznetsov RHEL-30040 CVE-2024-25743 CVE-2024-25742 - mm/sparsemem: fix race in accessing...

CVE-2021-47544

In the Linux kernel, the following vulnerability has been resolved: tcp: fix page frag corruption on page fault Steffen reported a TCP stream corruption for HTTP requests served by the apache web-server using a cifs mount-point and memory mapping the relevant file. The root cause is quite similar...

CVE-2021-47544 tcp: fix page frag corruption on page fault

In the Linux kernel, the following vulnerability has been resolved: tcp: fix page frag corruption on page fault Steffen reported a TCP stream corruption for HTTP requests served by the apache web-server using a cifs mount-point and memory mapping the relevant file. The root cause is quite similar...