Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: Fixed a issue where partial COW operations by pedit led to corruption of the page cache. tcfpeditact calculates the COW range for skbensurewritable once before the key loop, using tcfpoffmaxhint. However, this hint...

CVE-2026-29007

U-Boot through 2026.04-rc3 contains an out-of-bounds read vulnerability in tcprxstatemachine net/tcp.c when CONFIGPROTTCP is enabled, allowing remote attackers to read beyond TCP segment boundaries by crafting a malicious packet with a mismatched IP total length and TCP data offset field. Attacke...

GO-2026-5835 Mattermost doesn't validate the TIFF IFD offset in the image header before allocating memory in github.com/mattermost/mattermost-server

Mattermost doesn't validate the TIFF IFD offset in the image header before allocating memory in github.com/mattermost/mattermost-server...

CVE-2026-53217

In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: sync RX data at the hardware packet offset mvpp2 programs the RX queue packet offset, so hardware writes received data at dmaaddr + MVPP2SKBHEADROOM. The current CPU sync starts at dmaaddr and only covers rxbytes +...

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. This vulnerability stems from the netfilter nftinner module, which incorrectly calculates the transmission header...

CVE-2026-5755

Mattermost versions 11.6.x = 11.6.0, 11.5.x = 11.5.2, 11.5.x = 11.5.3, 11.4.x = 11.4.4, 10.11.x = 10.11.14 fail to validate the TIFF IFD offset in the image header before allocating memory, which allows authenticated users with file upload or posting permissions to cause a denial of service serve...

PT-2026-46007

Name of the Vulnerable Software and Affected Versions Linux kernel versions 6.2 and later Description A desynchronization issue exists in the nft inner parse l2l3 function when processing inner IPv6 packets. While the ipv6 find hdr function correctly calculates the transport header offset by...

EUVD-2026-27815

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - fix packet extraction from stream When processing TCP stream data in ovpntcprecv, we receive large cloned skbs from strprcv that may contain multiple coalesced packets. The current implementation has two bugs: 1. Head...

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 issues with header offset overflow and protocol header misalignment during the extraction of data...

ksmbd: replace hardcoded hdr2_len with offsetof() in smb2_calc_max_out_buf_len()

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PT-2026-34383

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ksmbd module where the smb2 calc max out buf len function used a hardcoded magic number for the hdr2 len argument instead of the correct offset of the Buffer field...

Linux Distros Unpatched Vulnerability : CVE-2026-31478

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: ksmbd: replace hardcoded hdr2len with offsetof in smb2calcmaxoutbuflen After this commit...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007396)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007396 advisory. In the Linux kernel, the following vulnerability has been resolved: net: nsh: Use correct macoffset to unwind gso skb in nshgsosegment As the call trace shows,...

Important: kernel-livepatch-5.10.245-245.983

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: usb: qmiwwan: initialize MAC header offset in qmimuxrxfixup CVE-2025-68192 Affected Packages: kernel-livepatch-5.10.245-245.983 Issue Correction: Please ensure you have live patching enabled. Run yum update...

ksmbd: fix infinite loop caused by next_smb2_rcv_hdr_off reset in error paths

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SUSE CVE-2026-23220

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix infinite loop caused by nextsmb2rcvhdroff reset in error paths The problem occurs when a signed request fails smb2 signature verification check. In processrequest, if checksignreq returns an error, setsmb2rspstatuswork...

CVE-2026-23220

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix infinite loop caused by nextsmb2rcvhdroff reset in error paths The problem occurs when a signed request fails smb2 signature verification check. In processrequest, if checksignreq returns an error, setsmb2rspstatuswork...

UBUNTU-CVE-2026-23220

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix infinite loop caused by nextsmb2rcvhdroff reset in error paths The problem occurs when a signed request fails smb2 signature verification check. In processrequest, if checksignreq returns an error, setsmb2rspstatuswork...

CVE-2026-23220 ksmbd: fix infinite loop caused by next_smb2_rcv_hdr_off reset in error paths

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix infinite loop caused by nextsmb2rcvhdroff reset in error paths The problem occurs when a signed request fails smb2 signature verification check. In processrequest, if checksignreq returns an error, setsmb2rspstatuswork...

CVE-2026-23220

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix infinite loop caused by nextsmb2rcvhdroff reset in error paths The problem occurs when a signed request fails smb2 signature verification check. In processrequest, if checksignreq returns an error, setsmb2rspstatuswork...