CVE-2026-46300

CVE-KERNEL · Linux Kernel LPE Chain Multi-CVE Local Privilege Escalation chain for Linux kernel vulnerabilities uid=1000 → root via xfrm-ESP, RxRPC, or Fragnesia page-cache write Overview CVE-KERNEL is a Python-based Local Privilege Escalation LPE tool that chains multiple Linux kernel CVEs to...

CVE-2026-46300-Fragnesia---TryHackMe-Lab-Project

CVE-2026-46300-Fragnesia---TryHackMe-Lab-Project The project documents the completion and analysis of the Fragnesia CVE-2026-46300 TryHackME lab, which demonstrates a Linux kernel page -cache corruption vulnerability capable of achieving local privilege escalation through modification of cached...

CVE-2026-46300_Fragnesia

🧨 Fragnesia — CVE-2026-46300 Linux Kernel LPE Audit & Exploit Toolkit · Page-Cache / XFRM ESP-in-TCP espintcp Regression Интерактивный аудит → Обнаружение предпосылок LPE → Автоматический запуск эксплойта после подтверждения ⚠️ Этическое и правовое предупреждение Этот инструмент только для...

AlmaLinux 9.6 [TuxCare] Security Update: kernel / kernel-abi-stablelists / kernel-core / etc (ALMALINUX9.6:CLSA-2026:1778863931)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778863931 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoales...

CentOS Linux 8.4 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc (CENTOS8.4:CLSA-2026:1778832730)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1778832730 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoales...

CentOS Linux 8.4 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc (CENTOS8.4:CLSA-2026:1778783204)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1778783204 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoales...

CentOS Linux 8 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc (CENTOS-STREAM8:CLSA-2026:1778783464)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1778783464 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing...

Rocky Linux 9.6 [TuxCare] Security Update: kernel / kernel-abi-stablelists / kernel-core / etc (ALMALINUX9.6:CLSA-2026:1778863931)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778863931 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing...

CentOS Linux 8.5 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc (CENTOS8.5:CLSA-2026:1778832754)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1778832754 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoales...

CentOS Linux 8 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc (CENTOS-STREAM8:CLSA-2026:1778839666)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1778839666 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing...

K000162919: Linux kernel vulnerability CVE-2026-46300

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoalesce can attach paged frags from @from to @to. If @from has SKBFLSHAREDFRAG set, the resulting @to skb can contain the same...

CVE-2026-53363

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: preserve shared-frag marker in iptfsconsumefrags iptfsconsumefrags transfers paged fragments from one socket buffer to another but fails to propagate the SKBFLSHAREDFRAG flag. This is the same class of bug that was...

CVE-2026-43503

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

AZL-87351 CVE-2026-46300 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoalesce can attach paged frags from @from to @to. If @from has SKBFLSHAREDFRAG set, the resulting @to skb can contain the same externally-owned or page-cache-backe...

CVE-2026-46300: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoalesce can attach paged frags from @from to @to. If @from has SKBFLSHAREDFRAG set, the resulting @to skb can contain the same externally-owned or page-cache-backe...

ROS-20260518-73-0001

A vulnerability in the skbtrycoalesce function of the Linux kernel is related to an operation exceeding buffer boundaries. Exploitation of the vulnerability may allow an attacker to escalate his privileges...

CVE-2022-49142

In CVE-2022-49142, the Linux kernel fix targets net: preserve skb_end_offset() in skb_unclone_keeptruesize() to address a WARN_ON_ONCE(delta truesize value remains consistent and avoids tailroom mismanagement when ksize(addr) is involved. The update includes revision notes and call traces (skb_tr...

CVE-2022-49142: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: preserve skbendoffset in skbunclonekeeptruesize syzbot found another way to trigger the infamous WARNONONCEdelta truesize value, we also need to make sure TCP wont fill new tailroom that pskbexpandhead was able to get from a...