CVE-2026-46289

In the Linux kernel, CVE-2026-46289 concerns bugs in lib/scatterlist during extract_kvec_to_sg when transferring data from a kvec to a sglist. The main issues: (1) the computed length for a sglist entry can exceed the page size, causing overread; (2) while extracting a user buffer, the sglist can...

PT-2026-47361

Name of the Vulnerable Software and Affected Versions Linux kernel versions 6.3 through 6.5 Description Issues exist in the extract kvec to sg function within the scatterlist library. When extracting from a kvec to a scatterlist, the length for an sglist entry can exceed the number of bytes in th...

CVE-2026-46207

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix empty payload in tap skb for non-linear buffers For non-linear skbs, virtiotransportbuildskb goes through virtiotransportcopynonlinearskb to copy the original payload in the new skb to be delivered to the vsockm...

UBUNTU-CVE-2026-46115

In the Linux kernel, the following vulnerability has been resolved: block: add pgmap check to biovecphysmergeable biovecphysmergeable is used by the request merge, DMA mapping, and integrity merge paths to decide if two physically contiguous bvec segments can be coalesced into one. It currently h...

kernel: bpf: fix ktls panic with sockmap

In the Linux kernel, the following vulnerability has been resolved: bpf: fix ktls panic with sockmap 2172.936997 ------------ cut here ------------ 2172.936999 kernel BUG at lib/ioviter.c:629! ...... 2172.944996 PKRU: 55555554 2172.945155 Call Trace: 2172.945299 2172.945428 ? die+0x36/0x90...

CVE-2026-43362

CVE-2026-43362 affects the Linux kernel SMB client by an in-place encryption flaw in SMB2_write(), where the write payload could be replaced with ciphertext during retries on unstable connections. The root cause is that smb3_init_transform_rq() shares rq_iov, causing crypt_message() to in-place-e...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block: Do not revert the iterator for -EIOCBQUEUED. The blkdevreaditer function includes some unusual checks. For example, it gates the position and count adjustment based on whether the result is greater than or equal to zero...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: lib/Kconfig.debug: TESTIOVITER depends on MMU. Attempting to run the ioviter unit test on a nommu system, such as the qemu kc705-nommu emulation, results in a crash. KTAP version 1 Subtest: ioviter Module: kunitioviter 1..9 BUG:...

CVE-2025-40031

In the Linux kernel, the following vulnerability has been resolved: tee: fix registershmhelper In registershmhelper, fix incorrect error handling for a call to ioviterextractpages. A case is missing for when ioviterextractpages only got some pages and return a number larger than 0, but not the...

EUVD-2025-36497

In the Linux kernel, the following vulnerability has been resolved: tee: fix registershmhelper In registershmhelper, fix incorrect error handling for a call to ioviterextractpages. A case is missing for when ioviterextractpages only got some pages and return a number larger than 0, but not the...

SUSE CVE-2025-39758

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix the sendmsg byte count in siwtcpsendpages Ever since commit c2ff29e99a76 "siw: Inline dotcpsendpages", we have been doing this: static int siwtcpsendpagesstruct socket s, struct page page, int offset, sizet size ......

DEBIAN-CVE-2025-39758

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix the sendmsg byte count in siwtcpsendpages Ever since commit c2ff29e99a76 "siw: Inline dotcpsendpages", we have been doing this: static int siwtcpsendpagesstruct socket s, struct page page, int offset, sizet size ......

CVE-2025-39758

CVE-2025-39758: In Linux kernel RDMA/siw, a bug caused sending oversized iov_iters and tcp_sendmsg calls after siw_tcp_sendpages, due to miscomputed per-page bytes and overall size. Root cause was the way iov_iter byte counts and the size passed to tcp_sendmsg_locked were set, leading to out-of-b...

SUSE CVE-2025-38166

In the Linux kernel, the following vulnerability has been resolved: bpf: fix ktls panic with sockmap 2172.936997 ------------ cut here ------------ 2172.936999 kernel BUG at lib/ioviter.c:629! ...... 2172.944996 PKRU: 55555554 2172.945155 Call Trace: 2172.945299 2172.945428 ? die+0x36/0x90...

DEBIAN-CVE-2025-38166

In the Linux kernel, the following vulnerability has been resolved: bpf: fix ktls panic with sockmap 2172.936997 ------------ cut here ------------ 2172.936999 kernel BUG at lib/ioviter.c:629! ...... 2172.944996 PKRU: 55555554 2172.945155 Call Trace: 2172.945299 2172.945428 ? die+0x36/0x90...

AZL-72760 CVE-2025-38166 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: fix ktls panic with sockmap 2172.936997 ------------ cut here ------------ 2172.936999 kernel BUG at lib/ioviter.c:629! ...... 2172.944996 PKRU: 55555554 2172.945155 Call Trace: 2172.945299 2172.945428 ? die+0x36/0x90...

UBUNTU-CVE-2025-38139

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix oops in write-retry from mis-resetting the subreq iterator Fix the resetting of the subrequest iterator in netfsretrywritestream to use the iterator-reset function as the iterator may have been shortened by a previous...

The vulnerability of the copy_page_from_iter_atomic() function in the lib/iov_iter.c module of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the copypagefromiteratomic function in the lib/ioviter.c module of the Linux kernel is related to dependencies that are undefined for each implementation type. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibilit...

SUSE CVE-2025-21832

In the Linux kernel, the following vulnerability has been resolved: block: don't revert iter for -EIOCBQUEUED blkdevreaditer has a few odd checks, like gating the position and count adjustment on whether or not the result is bigger-than-or-equal to zero where bigger than makes more sense, and not...

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 Linux kernel that stems from the blkdevreaditer function not properly handling the return value of -EIOCBQUEUED, which could cause the...