docker_cve-2015-2925

Docker + CVE-2015-2925 = escaping from --volume Recent vulnerability in Linux known for about half of the year several months publicly made it possible to escape from bind mounts. In particular in case of Docker it's possible to escape from inside the directory mounted via --volume option to the...

METABASE-RCE-CVE-2023-38646-

METABASE-RCE-CVE-2023-38646- To get the root user of the machine or system according to the information above, this command and file will get into root user. You can run this command directly or run as file and execute. Command: $unshare -rm sh -c "mkdir l u w m && cp /u/b/p 3 l/; setcap...

CVE-2022-1015

CVE-2022-1015 id uid=1000d gid=1000d groups=1000d ./poc + unshare done table created: leaktable chain created: leakchain rule added Listening on port 9999 table created: leaktable chain created: leakchain rule added Listening on port 9999 kerneladdress: ffffffffb4a00000 kernelstack:...

CVE-2026-98983

A flaw was found in the Linux kernel. During a failed namespace unshare operation, the kernel improperly decrements reference counters for namespaces that were never fully established. A local attacker could exploit this flaw by triggering specific credential allocation failures, leading to...

EUVD-2026-111922

In the Linux kernel, the following vulnerability has been resolved: namespace: a mount that copytree leaves out can't take over a lock Since commit c62a4766937e "movemount: transfer MNTLOCKED" a mount can be moved beneath a locked mount. The lock moves from the old cover to the new mount which...

CVE-2026-99170 namespace: a mount that copy_tree() leaves out can't take over a lock

In the Linux kernel, the following vulnerability has been resolved: namespace: a mount that copytree leaves out can't take over a lock Since commit c62a4766937e "movemount: transfer MNTLOCKED" a mount can be moved beneath a locked mount. The lock moves from the old cover to the new mount which...

UBUNTU-CVE-2026-99170

In the Linux kernel, the following vulnerability has been resolved: namespace: a mount that copytree leaves out can't take over a lock Since commit c62a4766937e "movemount: transfer MNTLOCKED" a mount can be moved beneath a locked mount. The lock moves from the old cover to the new mount which...

PT-2026-128163

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.2.13 Description An issue exists in the Linux kernel where a task with root privileges in its own user namespace can bypass a locked cover on a file. This occurs because copy tree may leave out a mount of a mou...

CVE-2026-99170

In the Linux kernel, the following vulnerability has been resolved: namespace: a mount that copytree leaves out can't take over a lock Since commit c62a4766937e "movemount: transfer MNTLOCKED" a mount can be moved beneath a locked mount. The lock moves from the old cover to the new mount which...

Linux Distros Unpatched Vulnerability : CVE-2026-99170

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - namespace: a mount that copytree leaves out can't take over a lock Since commit c62a4766937e movemount: transfer MNTLOCKED a mount can be moved beneath a locked...

CVE-2026-98983

In the Linux kernel, the following vulnerability has been resolved: unshare: don't drop active namespace references that were never taken Active references on the namespaces of an nsproxy are taken when the nsproxy is installed into a task in switchtasknamespaces and copynamespaces and dropped...

PT-2026-121960

In the Linux kernel, the following vulnerability has been resolved: unshare: don't drop active namespace references that were never taken Active references on the namespaces of an nsproxy are taken when the nsproxy is installed into a task in switch task namespaces and copy namespaces and dropped...

CLSA-2025-1757961506 kernel: Fix of 28 CVEs

posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - xfrm: state: fix out-of-bounds read during lookup CVE-2024-57982 - nfsd: fix race between laundromat and freestateid CVE-2024-50106 - nfsd: split scstatus out of sctype CVE-2024-50106 - nfsd: avoid race...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: unshare: fixed the handling of unsharefs There’s an unpleasant corner case in unshare2: when CLONENEWNS is used in the flags, and current-fs hasn’t been shared at all; in that case, copymntns passes current-fs instead of a privat...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: tipc: skblinearize the head skb when reassembling msgs It’s not a good idea to append the frag skb to a skb’s fraglist if the fraglist already contains skbs from elsewhere. For example, this frag skb was created by pskbcopy, wher...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: The issue with bitmap corruption when using CLOSERANGEUNSHARE in closerange has been fixed. The function copyfdbitmapsnew, old, count is expected to copy the first count/BITSPERLONG bits from old-fullfdsbits and fill the rest wit...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: Un-sharing of page tables occurs during VMA splitting, not before. Currently, splitvma triggers the un-sharing of hugetlb page tables through vmops-maysplit. This occurs before the VMA lock and rmap locks are taken –...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugepmdunshare vs GUP-fast race hugepmdunshare drops a reference on a page table that may have previously been shared across processes; this could potentially turn it into a normal page table used by another...

Linux Distros Unpatched Vulnerability : CVE-2026-80929

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sysctl: move the cadpid entry from pidtable to kernreboottable cadpid is global, and killcadpid is only used in the root namespace. However, due to...

CVE-2026-80929

In the Linux kernel, the following vulnerability has been resolved: sysctl: move the "cadpid" entry from pidtable to kernreboottable cadpid is global, and killcadpid is only used in the root namespace. However, due to pidtablerootpermissions, a non-root user can unshare pid/user namespaces and...