CVE-2026-98021

A flaw was found in the Linux kernel. A local user can cause a Denial of Service DoS by triggering excessive memory consumption on the host. When creating or updating network interfaces through the routing netlink rtnetlink interface, the kernel fails to validate and enforce maximum limits on the...

CVE-2026-98009

A flaw was found in the Linux kernel's Enhanced Transmission Selection ETS network scheduler. A local user with network administration privileges, including an unprivileged user inside a user namespace, can configure traffic control queue disciplines with invalid or unconstrained quantum...

CVE-2021-22555-Exploit

CVE-2021-22555-Exploit CVE-2021-22555 Exploit Andy Nguyen 著 情報 v2.6.19-rc1 以降の Linux に影響するヒープ領域外書き込みが net/netfilter/xtables.c で発見されました。これにより、攻撃者はユーザー名前空間を通じて権限を昇格させたり、ヒープメモリ破損による DoS（サービス拒否）を引き起こしたりすることができます。 コンパイル gcc -m32 -static -o exploit exploit.c ./exploit テスト済みバージョン エクスプロイトは Ubuntu...

AZL-103778 CVE-2026-97476 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

DEBIAN-CVE-2026-97476

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

CVE-2026-97476 rds: filter RDS_INFO_* getsockopt by caller's netns

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

EUVD-2026-86074

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

CVE-2026-97476

A vulnerability in the Linux kernel allows an unprivileged caller in a fresh user namespace and network namespace to access sensitive information via the RDS_INFO_ * family of getsockopt(2) options. Because the rds_info_getsockopt() handler lacked network namespace (netns) or capable() checks, it...

CVE-2026-97476 rds: filter RDS_INFO_* getsockopt by caller's netns

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

CVE-2026-97476: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns: rdssockinfo / rds6sockinfo, rdssockincinfo / rds6sockincinfo - rdssocklist...

Linux Distros Unpatched Vulnerability : CVE-2026-97476

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rds: filter RDSINFO getsockopt by caller's netns The RDSINFO family of getsockopt2 options reads several file-scope global lists that are not per-netns:...

SUSE CVE-2026-90075

In the Linux kernel, the following vulnerability has been resolved: net/sched: fqcodel: clamp default quantum and mtu fqcodelinit sets q-quantum = pschedmtuqdiscdevsch without clamping. A device with a huge MTU e.g. dummy with maxmtu == 0 accepting MTU 2147483634 makes pschedmtu return 0x80000000...

SUSE CVE-2026-90072

In the Linux kernel, the following vulnerability has been resolved: net/sched: sfq: clamp quantum to avoid signed overflow soft lockup sfqinit sets q-quantum = pschedmtuqdiscdevsch unsigned. A device with a huge MTU e.g. dummy with maxmtu == 0 accepting MTU 2147483634 makes pschedmtu return...

DEBIAN-CVE-2026-90231

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix unconfined user namespace restriction forced stack If a task is already confined by a stack the unprivileged transition restriction on unconfined is not correctly, applied. This results in an escape if two transitio...

CVE-2026-90231

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix unconfined user namespace restriction forced stack If a task is already confined by a stack the unprivileged transition restriction on unconfined is not correctly, applied. This results in an escape if two transitio...

DEBIAN-CVE-2026-90076

In the Linux kernel, the following vulnerability has been resolved: net/sched: fq: add overflow bounds to quantum and initial quantum fqinit computes quantum = 2 pschedmtu and initialquantum = 10 pschedmtu with no overflow check. A device with a huge MTU e.g. dummy with maxmtu == 0 accepting MTU...

CVE-2026-90231 apparmor: fix unconfined user namespace restriction forced stack

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix unconfined user namespace restriction forced stack If a task is already confined by a stack the unprivileged transition restriction on unconfined is not correctly, applied. This results in an escape if two transitio...

kernel: ppp: require CAP_NET_ADMIN in target netns for unattached ioctls

A flaw was found in the Linux kernel's Point-to-Point Protocol PPP subsystem. A local unprivileged user can exploit this vulnerability by creating a new user namespace and bypassing authorization checks for unattached administrative input/output controls ioctls. This allows the user to perform...

PT-2026-94423

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the fq codel init function where the q-quantum and q-cparams.mtu values are set using psched mtu without proper clamping. When a device is configured with an excessive...

PT-2026-94420

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A signed overflow issue exists in the Stochastic Fairness Queueing sfq scheduler. When sfq init sets the q-quantum value using psched mtu, a device with an excessively large Maximum...