CVE-2026-43390

In the Linux kernel, the following vulnerability has been resolved: nstree: tighten permission checks for listing Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces helper that...

CVE-2026-43391

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for handle opening Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces helper...

CVE-2026-43391

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for handle opening Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces helper...

UBUNTU-CVE-2026-43390

In the Linux kernel, the following vulnerability has been resolved: nstree: tighten permission checks for listing Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces helper that...

UBUNTU-CVE-2026-43403

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for ns iteration ioctls Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces...

CVE-2026-43390

In the Linux kernel, the following vulnerability has been resolved: nstree: tighten permission checks for listing Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces helper that...

CVE-2026-43403

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for ns iteration ioctls Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces...

UBUNTU-CVE-2026-43391

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for handle opening Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces helper...

CVE-2026-43403 nsfs: tighten permission checks for ns iteration ioctls

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for ns iteration ioctls Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces...

CVE-2026-43391 nsfs: tighten permission checks for handle opening

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for handle opening Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces helper...

CVE-2026-43391

CVE-2026-43391 affects the Linux kernel nsfs component. The issue arises from insufficient permission checks when opening handles, enabling privileged services to potentially view other privileged services’ namespaces and leak information. The fix centralizes policy via may_see_all_namespaces() a...

CVE-2026-43390 nstree: tighten permission checks for listing

In the Linux kernel, the following vulnerability has been resolved: nstree: tighten permission checks for listing Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces helper that...

CVE-2026-43390

The CVE-2026-43390 issue affects the Linux kernel nstree component, where listing permissions were tightened so that even privileged services may not be allowed to view other privileged namespaces. The root cause is insufficient information isolation between namespaces; the kernel now uses may_se...

CVE-2025-0305

creationtimestamp| type| source ---|---|--- 2026-05-08 07:32:00+00:00| seen| https://bsky.app/profile/dusk-services.bsky.social/post/3mld7mb7uwa2u 2026-05-08 07:32:00+00:00| seen| https://bsky.app/profile/dusk-services.bsky.social/post/3mld7madfxm2a 2026-05-08 07:32:01+00:00| seen|...

BIT-JRE-2026-22018

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: Libraries. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK:...

BIT-JRE-2023-22045

Vulnerability in the Oracle Java SE, Oracle GraalVM Enterprise Edition, Oracle GraalVM for JDK product of Oracle Java SE component: Hotspot. Supported versions that are affected are Oracle Java SE: 8u371, 8u371-perf, 11.0.19, 17.0.7, 20.0.1; Oracle GraalVM Enterprise Edition: 20.3.10, 21.3.6,...

BIT-JRE-2020-14579

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE component: Libraries. Supported versions that are affected are Java SE: 7u261 and 8u251; Java SE Embedded: 8u251. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols ...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from lax permission checks for the nstree function. This vulnerability could allow privileged services...

PT-2026-39051

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the nstree component where permission checks for listing are insufficient. This allows privileged services to potentially see namespaces of other privileged services,...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from lax permission checks for the nsfs mechanism. This vulnerability could allow privileged services ...