openSUSE Security Update : the Linux Kernel (openSUSE-2018-1342)

The openSUSE Leap 15.0 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : - CVE-2018-18710: An information leak in cdromioctlselectdisc in drivers/cdrom/cdrom.c could be used by local attackers to read kernel memory because a cast from unsigned...

CVE-2018-18690: Improper Check for Unusual or Exceptional Conditions

In the Linux kernel before 4.17, a local attacker able to set attributes on an xfs filesystem could make this filesystem non-operational until the next mount by triggering an unchecked error condition during an xfs attribute change, because xfsattrshortformaddname in fs/xfs/libxfs/xfsattr.c...

kernel security and bug fix update

2.6.32-754.6.3.OL6 - Update genkey bug 25599697 2.6.32-754.6.3 - kvm VMX: fixes for vmentryl1dflush module parameter Marcelo Tosatti 1628796 - x86 speculation: Use ARCHCAPABILITIES to skip L1D flush on vmentry Marcelo Tosatti 1628796 - x86 KVM: VMX: skip L1TF flush on VM-entry if EPT is disabled...

Linux Kernel 'fs/proc/base.c' Local Information Disclosure Vulnerability

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A security vulnerability exists in the 'procpidstack' function in the fs/proc/base.c file in Linux kernel versions 4.18.11 and earlier. A local attacker can exploit th...

CVE-2018-17972

An issue was discovered in the procpidstack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents...

CVE-2018-17972: Concurrent Execution using Shared Resource with Improper Synchronization

An issue was discovered in the procpidstack function in fs/proc/base.c in the Linux kernel through 4.18.11. It does not ensure that only root may inspect the kernel stack of an arbitrary task, allowing a local attacker to exploit racy stack unwinding and leak kernel task stack contents...

CVE-2018-8340

A security feature bypass vulnerability exists when Active Directory Federation Services AD FS improperly handles multi-factor authentication requests, aka "AD FS Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers...

CVE-2018-8340

CVE-2018-8340 is a security feature bypass in Active Directory Federation Services (AD FS) where multi-factor authentication requests are improperly handled. The description across sources identifies the vulnerability affecting Windows Server 2016 , Windows Server 2012 R2 , and Windows 10 Servers...

CVE-2018-14611

An issue was discovered in the Linux kernel through 4.17.10. There is a use-after-free in trymergefreespace when mounting a crafted btrfs image, because of a lack of chunk type flag checks in btrfscheckchunkvalid in fs/btrfs/volumes.c...

CVE-2018-14614

CVE-2018-14614 concerns a Linux kernel issue up to version 4.17.10 where mounting an f2fs image triggers an out-of-bounds access in __remove_dirty_segment() within fs/f2fs/segment.c. Publicly documented details identify the affected component as the kernel’s f2fs filesystem driver, with a local a...

CVE-2018-14612

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in btrfsrootnode when mounting a crafted btrfs image, because of a lack of chunk block group mapping validation in btrfsreadblockgroups in fs/btrfs/extent-tree.c, and a lack of empty-tree checks i...

CVE-2018-14616

CVE-2018-14616 involves a NULL pointer dereference in the Linux kernel before 4.17.10. The flaw occurs in fscrypt_do_page_crypto() (fs/crypto/crypto.c) when handling a file inside a corrupted f2fs image. Affects the Linux kernel up to 4.17.10; the issue can cause a kernel crash (availability impa...

CVE-2018-14614

An issue was discovered in the Linux kernel through 4.17.10. There is an out-of-bounds access in removedirtysegment in fs/f2fs/segment.c when mounting an f2fs image...

CVE-2018-14615

An issue was discovered in the Linux kernel through 4.17.10. There is a buffer overflow in truncateinlineinode in fs/f2fs/inline.c when umounting an f2fs image, because a length value may be negative...

CVE-2018-14616

An issue was discovered in the Linux kernel through 4.17.10. There is a NULL pointer dereference in fscryptdopagecrypto in fs/crypto/crypto.c when operating on a file in a corrupted f2fs image...

CVE-2018-14613

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in ioctlmappage when mounting and operating a crafted btrfs image, because of a lack of block group item validation in checkleafitem in fs/btrfs/tree-checker.c...

CVE-2018-14609

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in delrelocroot in fs/btrfs/relocation.c when mounting a crafted btrfs image, related to removing reloc rbtrees when reloc control has not been initialized...

CVE-2018-14613: NULL Pointer Dereference

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in ioctlmappage when mounting and operating a crafted btrfs image, because of a lack of block group item validation in checkleafitem in fs/btrfs/tree-checker.c...

CVE-2018-14612: NULL Pointer Dereference

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in btrfsrootnode when mounting a crafted btrfs image, because of a lack of chunk block group mapping validation in btrfsreadblockgroups in fs/btrfs/extent-tree.c, and a lack of empty-tree checks i...

CVE-2018-14609: NULL Pointer Dereference

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in delrelocroot in fs/btrfs/relocation.c when mounting a crafted btrfs image, related to removing reloc rbtrees when reloc control has not been initialized...