Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989400)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989400 advisory. In the Linux kernel, the following vulnerability has been resolved: mmmremap.c: avoid pointless invalidaterangestart/end on mremapoldsize=0 If an mremap syscall with...

UBUNTU-CVE-2025-38207

In the Linux kernel, the following vulnerability has been resolved: mm: fix uprobe pte be overwritten when expanding vma Patch series "Fix uprobe pte be overwritten when expanding vma". This patch of 4: We encountered a BUG alert triggered by Syzkaller as follows: BUG: Bad rss-counter state...

CVE-2022-49077

In the Linux kernel, the following vulnerability has been resolved: mmmremap.c: avoid pointless invalidaterangestart/end on mremapoldsize=0 If an mremap syscall with oldsize=0 ends up in movepagetables, it will call invalidaterangestart/invalidaterangeend unnecessarily, i.e. with an empty range...

DEBIAN-CVE-2022-49077

In the Linux kernel, the following vulnerability has been resolved: mmmremap.c: avoid pointless invalidaterangestart/end on mremapoldsize=0 If an mremap syscall with oldsize=0 ends up in movepagetables, it will call invalidaterangestart/invalidaterangeend unnecessarily, i.e. with an empty range...

CVE-2022-49077

CVE-2022-49077 — Linux kernel : A vulnerability where an mremap(old_size=0) path could reach move_page_tables() and trigger unnecessary invalidate_range_start()/invalidate_range_end() on an empty range, causing a WARN in KVM mmu_notifier. The published fix is to short‑circuit with an early return...

CVE-2022-49077 mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)

In the Linux kernel, the following vulnerability has been resolved: mmmremap.c: avoid pointless invalidaterangestart/end on mremapoldsize=0 If an mremap syscall with oldsize=0 ends up in movepagetables, it will call invalidaterangestart/invalidaterangeend unnecessarily, i.e. with an empty range...

mm/mremap: fix move_normal_pmd/retract_page_tables race

...

DEBIAN-CVE-2024-53111

In the Linux kernel, the following vulnerability has been resolved: mm/mremap: fix address wraparound in movepagetables On 32-bit platforms, it is possible for the expression len + oldaddr include include include define ADDR1 void0x60000000 define ADDR2 void0x10000000 define SIZE 0x50000000uL int...

CVE-2024-53111 mm/mremap: fix address wraparound in move_page_tables()

In the Linux kernel, the following vulnerability has been resolved: mm/mremap: fix address wraparound in movepagetables On 32-bit platforms, it is possible for the expression len + oldaddr include include include define ADDR1 void0x60000000 define ADDR2 void0x10000000 define SIZE 0x50000000uL int...

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 the Linux kernel that stems from an address wrap-around issue on 32-bit platforms with the movepagetables function in the mm/mremap component...