CVE-2025-21948

CVE-2025-21948 is a Linux kernel issue affecting HID appleir. The report describes a NULL pointer dereference in input_event() triggered by malformed AppleIR reports, leading to a crash if a NULL input_dev is encountered. The fix adds a guard: check the HID_CLAIMED_INPUT flag and exit the event h...

PT-2025-14314 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.13.7 Description: A NULL pointer dereference issue has been identified in the Linux kernel. The issue occurs when the update mmu cache range function is called by update mmu cache, and the vmf parameter is NUL...

SUSE CVE-2023-52976

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

SUSE CVE-2023-53015

In the Linux kernel, the following vulnerability has been resolved: HID: betop: check shape of output reports betopffinit only checks the total sum of the report counts for each report field to be at least 4, but hidbetopffplay expects 4 report fields. A device advertising an output report with o...

DEBIAN-CVE-2023-53015

In the Linux kernel, the following vulnerability has been resolved: HID: betop: check shape of output reports betopffinit only checks the total sum of the report counts for each report field to be at least 4, but hidbetopffplay expects 4 report fields. A device advertising an output report with o...

DEBIAN-CVE-2023-52976

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

CVE-2023-52976

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

UBUNTU-CVE-2023-52981

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fix request ref counting during error capture & debugfs dump When GuC support was added to error capture, the reference counting around the request object was broken. Fix it up. The context based search manages the...

UBUNTU-CVE-2023-52976

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

CVE-2023-52976 efi: fix potential NULL deref in efi_mem_reserve_persistent

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

CVE-2023-52976 efi: fix potential NULL deref in efi_mem_reserve_persistent

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

CVE-2023-52976 efi: fix potential NULL deref in efi_mem_reserve_persistent

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

CVE-2023-52976

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

CVE-2023-52976

CVE-2023-52976 – Linux kernel : The vulnerability occurs in efi_mem_reserve_persistent when dereferencing the result of memremap while iterating a linked list, if memremap returns NULL. The patch adds a NULL check and falls back to allocating a new page when memremap fails, mitigating potential N...

AZL-62845 CVE-2025-21870 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-topology: Harden loops for looking up ALH copiers Other, non DAI copier widgets could have the same stream name sname as the ALH copier and in that case the copier-data is NULL, no alhdata is attached, which could...

Important: libxml2

Issue Overview: libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a use-after-free in xmlSchemaIDCFillNodeTables and xmlSchemaBubbleIDCNodeTables in xmlschemas.c. To exploit this, a crafted XML document must be validated against an XML schema with certain identity constraints, or a crafted XML...

CVE-2025-21857

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: fix error handling causing NULL dereference tcfextsmisscookiebasealloc calls xaalloccyclic which can return 1 if the allocation succeeded after wrapping. This was treated as an error, with value 1 returned to...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2025-082 (ALASKERNEL-5.10-2025-082)

The version of kernel installed on the remote host is prior to 5.10.234-225.895. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2025-082 advisory. Integer Overflow or Wraparound vulnerability in Linux kernel on x86 and ARM md, raid, raid5 modules allo...

dlm: fix possible lkb_resource null dereference

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SUSE CVE-2025-21846

In the Linux kernel, the following vulnerability has been resolved: acct: perform last write from workqueue In 1 it was reported that the acct2 system call can be used to trigger NULL deref in cases where it is set to write to a file that triggers an internal lookup. This can e.g., happen when...