Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013099)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013099 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set...

kernel: Linux kernel: Use-after-free in proc_readdir_de() can lead to privilege escalation or denial of service.

A flaw was found in the Linux kernel. This use-after-free UAF vulnerability occurs in the procreaddirde function within the /proc filesystem. A local attacker with low privileges can exploit this by concurrently traversing specific directories while network devices are unregistered. This can lead...

kernel: Linux kernel: Use-after-free in proc_readdir_de() can lead to privilege escalation or denial of service.

A flaw was found in the Linux kernel. This use-after-free UAF vulnerability occurs in the procreaddirde function within the /proc filesystem. A local attacker with low privileges can exploit this by concurrently traversing specific directories while network devices are unregistered. This can lead...

kernel: Linux kernel: Use-after-free in proc_readdir_de() can lead to privilege escalation or denial of service.

A flaw was found in the Linux kernel. This use-after-free UAF vulnerability occurs in the procreaddirde function within the /proc filesystem. A local attacker with low privileges can exploit this by concurrently traversing specific directories while network devices are unregistered. This can lead...

kernel: Linux kernel: Use-after-free in proc_readdir_de() can lead to privilege escalation or denial of service.

A flaw was found in the Linux kernel. This use-after-free UAF vulnerability occurs in the procreaddirde function within the /proc filesystem. A local attacker with low privileges can exploit this by concurrently traversing specific directories while network devices are unregistered. This can lead...

kernel: Linux kernel: Use-after-free in proc_readdir_de() can lead to privilege escalation or denial of service.

A flaw was found in the Linux kernel. This use-after-free UAF vulnerability occurs in the procreaddirde function within the /proc filesystem. A local attacker with low privileges can exploit this by concurrently traversing specific directories while network devices are unregistered. This can lead...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2026-50005)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-50005 advisory. - fs/proc: fix uaf in procreaddirde Wei Yang Orabug: 38787139 CVE-2025-40271 Tenable has extracted the preceding description block directly from the Oracle...

Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2025-28066)

The remote Oracle Linux 10 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-28066 advisory. - fs/proc: fix uaf in procreaddirde Wei Yang CVE-2025-40271 Tenable has extracted the preceding description block directly from the Oracle Linux...

Unbreakable Enterprise kernel security update

5.4.17-2136.350.3.2 - fs/proc: fix uaf in procreaddirde Wei Yang Orabug: 38786776 CVE-2025-40271 5.4.17-2136.350.3.1 - Reapply 'cpuidle: menu: Avoid discarding useful information' Harshvardhan Jha Orabug: 38744458 - fbcon: fix integer overflow in font allocation Samasth Norway Ananda Orabug:...

Linux Distros Unpatched Vulnerability : CVE-2025-40271

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set the node to EMPTY, which may result in uaf access. We should us...

CVE-2025-40271

In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix uaf in procreaddirde Pde is erased from subdir rbtree through rberase, but not set the node to EMPTY, which may result in uaf access. We should use RBCLEARNODE set the erased node to EMPTY, then pdesubdirnext will...