germy

概要 germy は、バージョン 5.15-rc1 から 6.6-rc1 までの Linux カーネルを対象とした NGSM 権限昇格エクスプロイトです。使用した脆弱性とエクスプロイト手法の詳細については、TECHNICALDETAILS.md を参照してください。 テスト済み環境: Ubuntu LTS 20.04.6 5.15.x および 22.04.4 6.5.x Ubuntu 非LTS 23.10 6.5.x Debian 12.5 6.1.x 使用方法 make debug または make release を実行して、germydebug または germyrelease...

ExploitGSM

ExploitGSM 6.4 - 6.5 カーネル用のエクスプロイトと、5.15 - 6.5 用の別のエクスプロイト 連絡用 Telegram - https://t.me/YuriiCrimson Telegram チャット - https://t.me/itcrowdua 冬に、私は ngsm ドライバーで 2 つの脆弱性を発見しました。その後、Jammes という人物から、それらを買いたいという連絡が来ました。 ご存じのとおり、彼は私を騙しました。しかし当時、私は 6.4 および 6.5 用の最初のエクスプロイトがすでに流出していたことを知りませんでした。そのため、3...

CentOS Linux 8.4 [TuxCare] Security Update: bpftool / kernel-core / kernel-debug / kernel-debug-core / etc Multiple Vulnerabilities (CENTOS8.4:CLSA-2025:1753297988)

The CentOS Linux 8.4 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.4:CLSA-2025:1753297988 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race on unaccepted mptcp sockets When the listener...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053196)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053196 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: require CAPNETADMIN to attach NGSM0710 ldisc Any unprivileged user can attach NGSM0710...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-002303)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-002303 advisory. In the Linux kernel, the following vulnerability has been resolved: Revert tty: ngsm: fix UAF in gsmcleanupmux This reverts commit...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098806)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098806 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix deadlock and link starvation in outgoing data path The current implementation queu...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100162)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100162 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: require CAPNETADMIN to attach NGSM0710 ldisc Any unprivileged user can attach NGSM0710...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005150)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005150 advisory. In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: Fix use-after-free in gsmcleanupmux BUG: KASAN: slab-use-after-free in...

The vulnerability of the n_gsm component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the ngsm component in the Linux operating system’s kernel is related to insufficient validation of input data. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2025-40071

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: Don't block input queue by waiting MSC Currently gsmqueue processes incoming frames and when opening a DLC channel it calls gsmdlciopen which calls gsmmodemupdate. If basic mode is used it calls gsmmodemupdviamsc and i...

CVE-2025-40071 tty: n_gsm: Don't block input queue by waiting MSC

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: Don't block input queue by waiting MSC Currently gsmqueue processes incoming frames and when opening a DLC channel it calls gsmdlciopen which calls gsmmodemupdate. If basic mode is used it calls gsmmodemupdviamsc and i...

CVE-2025-40071 tty: n_gsm: Don't block input queue by waiting MSC

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: Don't block input queue by waiting MSC Currently gsmqueue processes incoming frames and when opening a DLC channel it calls gsmdlciopen which calls gsmmodemupdate. If basic mode is used it calls gsmmodemupdviamsc and i...

CVE-2025-40071: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: Don't block input queue by waiting MSC Currently gsmqueue processes incoming frames and when opening a DLC channel it calls gsmdlciopen which calls gsmmodemupdate. If basic mode is used it calls gsmmodemupdviamsc and i...

EUVD-2022-55187

Malicious code in bioql PyPI...

SUSE CVE-2022-50116

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix deadlock and link starvation in outgoing data path The current implementation queues up new control and user packets as needed and processes this queue down to the ldisc in the same code path. That means that the...

DEBIAN-CVE-2022-50116

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix deadlock and link starvation in outgoing data path The current implementation queues up new control and user packets as needed and processes this queue down to the ldisc in the same code path. That means that the...

CVE-2022-50116

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix deadlock and link starvation in outgoing data path The current implementation queues up new control and user packets as needed and processes this queue down to the ldisc in the same code path. That means that the...

CVE-2022-49941

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

DEBIAN-CVE-2022-49940

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: add sanity check for gsm-receive in gsmreceivebuf A null pointer dereference can happen when attempting to access the "gsm-receive" function in gsmldreceivebuf. Currently, the code assumes that gsm-recieve is only call...

CVE-2022-50116

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: fix deadlock and link starvation in outgoing data path The current implementation queues up new control and user packets as needed and processes this queue down to the ldisc in the same code path. That means that the...