CVE-2023-53813: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ext4: fix rbtree traversal bug in ext4mbusepreallocated During allocations, while looking for preallocationsPA in the per inode rbtree, we can't do a direct traversal of the tree because ext4mbdiscardgrouppreallocation can...

SUSE CVE-2025-40271

In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set the node to EMPTY, which may result in uaf access. We should use RBCLEARNODE set the erased node to EMPTY, then pdesubdirnext will...

CVE-2025-40271

In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set the node to EMPTY, which may result in uaf access. We should use RBCLEARNODE set the erased node to EMPTY, then pdesubdirnext will...

CVE-2025-40271: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set the node to EMPTY, which may result in uaf access. We should use RBCLEARNODE set the erased node to EMPTY, then pdesubdirnext will...

Oracle Linux 10 : ELSA-2025-20095-0: / kernel (ELSA-2025-200950)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-200950 advisory. - selftests: tls: add tests for zero-length records CKI Backport Bot RHEL-114328 CVE-2025-39682 - tls: fix handling of zero-length records on the...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989226)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989226 advisory. In the Linux kernel, the following vulnerability has been resolved: regmap: Fix possible double-free in regcacherbtreeexit In regcacherbtreeinserttoblock, when...

EUVD-2023-60042

Nagios XI versions prior to 2024R1.0.2 are vulnerable to cross-site scripting XSS via the Nagios Core Command Expansion page. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser...

Linux Distros Unpatched Vulnerability : CVE-2023-53566

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: netfilter: nftsetrbtree: fix null deref on element insertion There is no guarantee that rbpr...

CVE-2023-53645

In the Linux kernel, the following vulnerability has been resolved: bpf: Make bpfrefcountacquire fallible for non-owning refs This patch fixes an incorrect assumption made in the original bpfrefcount series 0, specifically that the BPF program calling bpfrefcountacquire on some node can always...

CVE-2023-53645 bpf: Make bpf_refcount_acquire fallible for non-owning refs

In the Linux kernel, the following vulnerability has been resolved: bpf: Make bpfrefcountacquire fallible for non-owning refs This patch fixes an incorrect assumption made in the original bpfrefcount series 0, specifically that the BPF program calling bpfrefcountacquire on some node can always...

CVE-2023-53645

CVE-2023-53645 : Linux kernel patch fixes a use-after-free risk in BPF non-owning references by making bpf_refcount_acquire fallible. The fix changes the implementation (bpf_refcount_acquire_impl) to use refcount_inc_not_zero and return KF_RET_NULL, preventing increment on a possibly freed object...

EUVD-2025-32788

In the Linux kernel, the following vulnerability has been resolved: bpf: Make bpfrefcountacquire fallible for non-owning refs This patch fixes an incorrect assumption made in the original bpfrefcount series 0, specifically that the BPF program calling bpfrefcountacquire on some node can always...

CVE-2023-53645 bpf: Make bpf_refcount_acquire fallible for non-owning refs

In the Linux kernel, the following vulnerability has been resolved: bpf: Make bpfrefcountacquire fallible for non-owning refs This patch fixes an incorrect assumption made in the original bpfrefcount series 0, specifically that the BPF program calling bpfrefcountacquire on some node can always...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987255)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987255 advisory. In the Linux kernel, the following vulnerability has been resolved: regmap: Fix possible double-free in regcacherbtreeexit In regcacherbtreeinserttoblock, when...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-399433)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-399433 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: ref-verify: fix use-after-free after invalid ref action At btrfsreftreemod after we...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414401)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414401 advisory. Arm guests can cause Dom0 DoS via PV devices When mapping pages of guests on Arm, dom0 is using an rbtree to keep track of the foreign mappings. Updating of that...

SUSE CVE-2023-53566

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetrbtree: fix null deref on element insertion There is no guarantee that rbprev will not return NULL in nftrbtreegcelem: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 1 PREEM...

UBUNTU-CVE-2023-53566

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetrbtree: fix null deref on element insertion There is no guarantee that rbprev will not return NULL in nftrbtreegcelem: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 1 PREEM...

CVE-2023-53566

CVE-2023-53566 affects the Linux kernel’s netfilter nft_set_rbtree code. The issue is a null dereference on element insertion in nft_set_rbtree, where rb_prev() may return NULL, leading to a general protection fault (address 0xdffffc0000000003) and an accompanying KASAN null-pointer dereference. ...

CVE-2023-53566 netfilter: nft_set_rbtree: fix null deref on element insertion

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetrbtree: fix null deref on element insertion There is no guarantee that rbprev will not return NULL in nftrbtreegcelem: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 1 PREEM...