CVE-2024-56564

In the Linux kernel, the following vulnerability has been resolved: ceph: pass cred pointer to cephmdsauthmatch This eliminates a redundant getcurrentcred call, because cephmdscheckaccess has already obtained this pointer. As a side effect, this also fixes a reference leak in cephmdsauthmatch: by...

CVE-2024-56563

In the Linux kernel, the following vulnerability has been resolved: ceph: fix cred leak in cephmdscheckaccess getcurrentcred increments the reference counter, but the putcred call was missing...

UBUNTU-CVE-2024-56563

In the Linux kernel, the following vulnerability has been resolved: ceph: fix cred leak in cephmdscheckaccess getcurrentcred increments the reference counter, but the putcred call was missing...

UBUNTU-CVE-2024-56564

In the Linux kernel, the following vulnerability has been resolved: ceph: pass cred pointer to cephmdsauthmatch This eliminates a redundant getcurrentcred call, because cephmdscheckaccess has already obtained this pointer. As a side effect, this also fixes a reference leak in cephmdsauthmatch: by...

CVE-2024-56564 ceph: pass cred pointer to ceph_mds_auth_match()

In the Linux kernel, the following vulnerability has been resolved: ceph: pass cred pointer to cephmdsauthmatch This eliminates a redundant getcurrentcred call, because cephmdscheckaccess has already obtained this pointer. As a side effect, this also fixes a reference leak in cephmdsauthmatch: by...

CVE-2024-56563 ceph: fix cred leak in ceph_mds_check_access()

In the Linux kernel, the following vulnerability has been resolved: ceph: fix cred leak in cephmdscheckaccess getcurrentcred increments the reference counter, but the putcred call was missing...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from the cred pointer not being passed correctly in the ceph module, resulting in redundant getcurrentcred calls and...

PT-2024-36869 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved by passing a cred pointer to ceph mds auth match. This change eliminates a redundant get current cred call, as ceph mds check acce...

SUSE CVE-2024-42318

In the Linux kernel, the following vulnerability has been resolved: landlock: Don't lose track of restrictions on credtransfer When a process' cred struct is replaced, this almost always invokes the credprepare LSM hook; but in one special case when KEYCTLSESSIONTOPARENT updates the parent's...

DEBIAN-CVE-2024-42318

In the Linux kernel, the following vulnerability has been resolved: landlock: Don't lose track of restrictions on credtransfer When a process' cred struct is replaced, this almost always invokes the credprepare LSM hook; but in one special case when KEYCTLSESSIONTOPARENT updates the parent's...

UBUNTU-CVE-2024-42318

In the Linux kernel, the following vulnerability has been resolved: landlock: Don't lose track of restrictions on credtransfer When a process' cred struct is replaced, this almost always invokes the credprepare LSM hook; but in one special case when KEYCTLSESSIONTOPARENT updates the parent's...

Linux 5.6 io_uring Cred Refcount Overflow Exploit

Linux versions 5.6 and above appear to suffer from a cred refcount overflow when handling approximately 39 gigabytes of memory usage via iouring. Linux =5.6: cred refcount overflow at 39 GiB memory usage via iouring see also my related prior bug reports about overflowing refcounts with lots of RA...

Linux 5.6 io_uring Cred Refcount Overflow

Linux =5.6: cred refcount overflow at 39 GiB memory usage via iouring see also my related prior bug reports about overflowing refcounts with lots of RAM usage: https://crbug.com/project-zero/809: BPF program refcount, with 32GiB RAM https://crbug.com/project-zero/1752: page-refcount via FUSE with...

SUSE CVE-2004-0643

Double free vulnerability in the krb5rdcred function for MIT Kerberos 5 krb5 1.3.1 and earlier may allow local users to execute arbitrary code...

SUSE CVE-2013-1979

The scmsetcred function in include/net/scm.h in the Linux kernel before 3.8.11 uses incorrect uid and gid values during credentials passing, which allows local users to gain privileges via a crafted application...

Exploit for Server-Side Request Forgery in Vmware Cloud_Foundation

CVE-2021-21975 SSRF-POC - ssrf to cred leak First configur...

Linux Kernel CVE-2019-9213 NULL Dereferences

By following the codepath that Andrea Arcangeli pointed out in his mails regarding the last bug I reported, I noticed that it is possible for userspace on a normal distro to map virtual address 0, which on an X86 system without SMAP enables the exploitation of kernel NULL pointer dereferences. Th...

Linux Kernel 4.14.0-rc4+ - 'waitid()' Privilege Escalation(CVE-2017-5123)

This is a guest post by a young and talented Portuguese exploiter, Federico Bento. He won this year’s Pwnie for Epic Achievement exploiting TIOCSTI ioctl. Days ago he posted a video demonstrating an exploit for CVE-2017-5123 and luckly for you I managed to convince him to do a write-up about it. ...

PT-2019-16759 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 4.8 Description: A race condition in the perf event open function allows local attackers to leak sensitive data from setuid programs. This occurs because no relevant locks, specifically the cred guard mutex, are...

CVE-2009-2768

The loadflatsharedlibrary function in fs/binfmtflat.c in the flat subsystem in the Linux kernel before 2.6.31-rc6 allows local users to cause a denial of service NULL pointer dereference and system crash or possibly have unspecified other impact by executing a shared flat binary, which triggers a...