PhantomCore Exploits TrueConf Vulnerabilities to Breach Russian Networks

A pro-Ukrainian hacktivist group called PhantomCore has been attributed to attacks actively targeting servers running TrueConf video conferencing software in Russia since September 2025. That's according to a report published by Positive Technologies, which found the threat actors to be leveragin...

Authd 安全漏洞

Authd is a cloud-based identity provider authentication daemon open source in Ubuntu. Versions of Authd prior to 0.6.4 have security vulnerabilities, which stem from errors in the main group ID assignment logic, potentially leading to local privilege escalation...

Linux Distros Unpatched Vulnerability : CVE-2026-31662

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even wh...

PT-2026-35449

Name of the Vulnerable Software and Affected Versions authd versions prior to 0.6.4 Description A logic error exists in the primary group ID assignment. When a user's primary group ID GID differs from their user ID UID—occurring if the account was created with versions prior to 0.5.4 or if the...

tipc: fix bc_ackers underflow on duplicate GRP_ACK_MSG

...

ocfs2: handle invalid dinode in ocfs2_group_extend

...

Incorrect Authorization

Overview @openclaw/feishu is an OpenClaw Feishu/Lark channel plugin community maintained by @m1heng Affected versions of this package are vulnerable to Incorrect Authorization through the Feishu card-action callback process. An attacker can bypass intended policy restrictions by crafting a...

Incorrect Authorization

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Incorrect Authorization through the Feishu card-action callback process. An attacker can bypass intended policy restrictions by crafting a card-action event that misclassifies direct...

SUSE CVE-2026-31662

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

CVE-2026-31662

A flaw was found in the Linux kernel's Transparent Inter-Process Communication TIPC protocol. An attacker can exploit an integer underflow vulnerability by sending duplicate group acknowledgment messages GRPACKMSG. This causes the bcackers counter to wrap around, leading to persistent network...

CVE-2026-35370

The id utility in uutils coreutils miscalculates the groups= section of its output. The implementation uses a user's real GID instead of their effective GID to compute the group list, leading to potentially divergent output compared to GNU coreutils. Because many scripts and automated processes...

CVE-2026-31662

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

DEBIAN-CVE-2026-31662

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

CVE-2026-31594

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Remove duplicate resource teardown epfntbepcdestroy duplicates the teardown that the caller is supposed to perform later. This leads to an oops when .allowlink fails or when .droplink is performed. Th...

DEBIAN-CVE-2026-31596

In the Linux kernel, the following vulnerability has been resolved: ocfs2: handle invalid dinode in ocfs2groupextend BUG kernel BUG at fs/ocfs2/resize.c:308! Oops: invalid opcode: 0000 1 SMP KASAN NOPTI RIP: 0010:ocfs2groupextend+0x10aa/0x1ae0 fs/ocfs2/resize.c:308 Code: 8b8520ff ffff83f8 860f858...

DEBIAN-CVE-2026-31594

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Remove duplicate resource teardown epfntbepcdestroy duplicates the teardown that the caller is supposed to perform later. This leads to an oops when .allowlink fails or when .droplink is performed. Th...

CVE-2026-31662

CVE-2026-31662 concerns the Linux kernel’s TIPc grouping protocol. The bug in tipc_group_proto_rcv() decrements bc_ackers for every inbound GRP_ACK_MSG, even if the sender already acknowledged the current broadcast round. Since bc_ackers is a 16-bit unsigned, a duplicate ACK after the last legiti...

CVE-2026-31662 tipc: fix bc_ackers underflow on duplicate GRP_ACK_MSG

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

CVE-2026-31662

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...

EUVD-2026-25555

In the Linux kernel, the following vulnerability has been resolved: tipc: fix bcackers underflow on duplicate GRPACKMSG The GRPACKMSG handler in tipcgroupprotorcv currently decrements bcackers on every inbound group ACK, even when the same member has already acknowledged the current broadcast...