CVE-2024-47703

In the Linux kernel, the following vulnerability has been resolved: bpf, lsm: Add check for BPF LSM return value A bpf prog returning a positive number attached to fileallocsecurity hook makes kernel panic. This happens because file system can not filter out the positive number returned by the LS...

CVE-2024-47703 bpf, lsm: Add check for BPF LSM return value

In the Linux kernel, the following vulnerability has been resolved: bpf, lsm: Add check for BPF LSM return value A bpf prog returning a positive number attached to fileallocsecurity hook makes kernel panic. This happens because file system can not filter out the positive number returned by the LS...

CVE-2024-47703

CVE-2024-47703 — Linux kernel (BPF-LSM return value) details . A BPF program attached to the file_alloc_security LSM hook could cause a kernel panic if the LSM returns a positive value, which the kernel could misinterpret as a file pointer. The issue arises because the positive return was not val...

CVE-2024-47703 bpf, lsm: Add check for BPF LSM return value

In the Linux kernel, the following vulnerability has been resolved: bpf, lsm: Add check for BPF LSM return value A bpf prog returning a positive number attached to fileallocsecurity hook makes kernel panic. This happens because file system can not filter out the positive number returned by the LS...

CVE-2024-46695

In the Linux kernel, the following vulnerability has been resolved: selinux,smack: don't bypass permissions check in inodesetsecctx hook Marek Gresko reports that the root user on an NFS client is able to change the security labels on files on an NFS filesystem that is exported with root squashin...

CVE-2024-46695 selinux,smack: don't bypass permissions check in inode_setsecctx hook

In the Linux kernel, the following vulnerability has been resolved: selinux,smack: don't bypass permissions check in inodesetsecctx hook Marek Gresko reports that the root user on an NFS client is able to change the security labels on files on an NFS filesystem that is exported with root squashin...

CVE-2024-46695 selinux,smack: don't bypass permissions check in inode_setsecctx hook

In the Linux kernel, the following vulnerability has been resolved: selinux,smack: don't bypass permissions check in inodesetsecctx hook Marek Gresko reports that the root user on an NFS client is able to change the security labels on files on an NFS filesystem that is exported with root squashin...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-7005-2)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7005-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

runc can be confused to create empty files/directories on the host

Impact runc 1.1.13 and earlier as well as 1.2.0-rc2 and earlier can be tricked into creating empty files or directories in arbitrary locations in the host filesystem by sharing a volume between two containers and exploiting a race with os.MkdirAll. While this can be used to create empty files,...

CVE-2024-45310 runc can be confused to create empty files/directories on the host

runc is a CLI tool for spawning and running containers according to the OCI specification. runc 1.1.13 and earlier, as well as 1.2.0-rc2 and earlier, can be tricked into creating empty files or directories in arbitrary locations in the host filesystem by sharing a volume between two containers an...

PT-2024-32751

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved. The issue occurs when a BPF program attached to the file alloc security hook returns a positive number, causing a kernel panic. Thi...

SUSE CVE-2024-38566

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

CVE-2024-38566

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

CVE-2024-38566

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

CVE-2024-38566 bpf: Fix verifier assumptions about socket->sk

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

CVE-2024-38566 bpf: Fix verifier assumptions about socket->sk

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

CVE-2024-38566 bpf: Fix verifier assumptions about socket->sk

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix verifier assumptions about socket-sk The verifier assumes that 'sk' field in 'struct socket' is valid and non-NULL when 'socket' pointer itself is trusted and non-NULL. That may not be the case when socket was just creat...

CVE-2021-47128 bpf, lockdown, audit: Fix buggy SELinux lockdown permission checks

In the Linux kernel, the following vulnerability has been resolved: bpf, lockdown, audit: Fix buggy SELinux lockdown permission checks Commit 59438b46471a "security,lockdown,selinux: implement SELinux lockdown" added an implementation of the lockeddown LSM hook to SELinux, with the aim to restric...

CVE-2021-47128 bpf, lockdown, audit: Fix buggy SELinux lockdown permission checks

In the Linux kernel, the following vulnerability has been resolved: bpf, lockdown, audit: Fix buggy SELinux lockdown permission checks Commit 59438b46471a "security,lockdown,selinux: implement SELinux lockdown" added an implementation of the lockeddown LSM hook to SELinux, with the aim to restric...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix unconditional securitylockeddown call Currently, the lockdown state is queried unconditionally, even though its result is used only if the PERFSAMPLEREGSINTR bit is set in attr.sampletype. While that doesn't matter...