CVE-2026-46024 libceph: Prevent potential null-ptr-deref in ceph_handle_auth_reply()

In the Linux kernel, the following vulnerability has been resolved: libceph: Prevent potential null-ptr-deref in cephhandleauthreply If a message of type CEPHMSGAUTHREPLY contains a zero value for both protocol and result, this is currently not treated as an error. In case of ac-negotiating == tr...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check that the inode number is not the invalid value of zero. Syskiller has identified an out-of-bounds access in the fillmetaindex function. This out-of-bounds access occurs because the inode has an inode number of zer...

CVE-2026-33814

CVE-2026-33814 describes an infinite loop in HTTP/2 transport when a SETTINGS_MAX_FRAME_SIZE value of 0 is processed in net/http/internal/http2 (golang.org/x/net). Affected component is the HTTP/2 transport; root cause is improper handling of SETTINGS frames causing repeated CONTINUATION frames, ...

CVE-2026-33814 Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGSMAXFRAMESIZE with a value of 0...

CVE-2026-43141

Summary : CVE-2026-43141 affects the Linux kernel ntb_hw_switchtec code, where the number of MW LUTs can be configured to zero. In that scenario, a call to rounddown_pow_of_two could trigger undefined behavior. The patch ensures rounddown_pow_of_two is only applied to a valid value. Impact : Unde...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of a zero-value check for the MINXOUTPUTSIZE register in the media ccs driver. This...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007422)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007422 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: lib/mpi - avoid null pointer deref in mpicmpui During NVMeTCP Authentication a controller...

CVE-2026-33349

fast-xml-parser allows users to process XML from JS object without C/C++ based libraries or callbacks. From version 4.0.0-beta.3 to before version 5.5.7, the DocTypeReader in fast-xml-parser uses JavaScript truthy checks to evaluate maxEntityCount and maxEntitySize configuration limits. When a...

Libexif 数字错误漏洞

Libexif is a function library written in C language by the Libexif organization. This product is primarily used for reading and writing EXIF meta-data from graphic files. Versions of libexif prior to 0.6.25 contained a numerical error vulnerability. This vulnerability stemmed from a flaw in...

CVE-2026-26958

filippo.io/edwards25519 is a Go library implementing the edwards25519 elliptic curve with APIs for building cryptographic primitives. In versions 1.1.0 and earlier, MultiScalarMult produces invalid results or undefined behavior if the receiver is not the identity point. If Point.MultiScalarMult i...

filippo.io/edwards25519 MultiScalarMult produces invalid results or undefined behavior if receiver is not the identity

Point.MultiScalarMult failed to initialize its receiver. If the method was called on an initialized point that is not the identity point, MultiScalarMult produced an incorrect result. If the method was called on an uninitialized point, the behavior was undefined. In particular, if the receiver wa...

PT-2026-20785

Name of the Vulnerable Software and Affected Versions filippo.io/edwards25519 versions 1.1.0 and earlier Description The filippo.io/edwards25519 Go library, used for edwards25519 elliptic curve cryptography, has an issue where the MultiScalarMult function produces incorrect results or undefined...

CVE-2026-23083 fou: Don't allow 0 for FOU_ATTR_IPPROTO.

In the Linux kernel, the following vulnerability has been resolved: fou: Don't allow 0 for FOUATTRIPPROTO. fouudprecv has the same problem mentioned in the previous patch. If FOUATTRIPPROTO is set to 0, skb is not freed by fouudprecv nor "resubmit"-ted in ipprotocoldeliverrcu. Let's forbid 0 for...

CVE-2026-23083

In the Linux kernel, the following vulnerability has been resolved: fou: Don't allow 0 for FOUATTRIPPROTO. fouudprecv has the same problem mentioned in the previous patch. If FOUATTRIPPROTO is set to 0, skb is not freed by fouudprecv nor "resubmit"-ted in ipprotocoldeliverrcu. Let's forbid 0 for...

GNU C Library security vulnerabilities

The GNU C Library is an open-source, free C-language compiler program published by the GNU community under the LGPL license. Versions 2.0 through 2.42 of the GNU C Library contained security vulnerabilities. These vulnerabilities occurred when using the nsswitch.conf configuration with a DNS...

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 mpicmpui not handling zero-value comparisons correctly, which could lead to a null pointer dereference...

bpf: Do mark_chain_precision for ARG_CONST_ALLOC_SIZE_OR_ZERO

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CVE-2025-40187 net/sctp: fix a null dereference in sctp_disposition sctp_sf_do_5_1D_ce()

In the Linux kernel, the following vulnerability has been resolved: net/sctp: fix a null dereference in sctpdisposition sctpsfdo51Dce If newasoc-peer.adaptationind=0 and sctpulpeventmakeauthkey=0 and sctpulpeventmakeauthkey returns 0, then the variable aiev remains zero and the zero will be...

CVE-2025-40049 Squashfs: fix uninit-value in squashfs_get_parent

In the Linux kernel, the following vulnerability has been resolved: Squashfs: fix uninit-value in squashfsgetparent Syzkaller reports a "KMSAN: uninit-value in squashfsgetparent" bug. This is caused by openbyhandleat being called with a file handle containing an invalid parent inode number. In...

xfrm: xfrm_alloc_spi shouldn't use 0 as SPI

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