109 matches found
PT-2024-37014
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to soft lockups in the Linux kernel's IPv6 route handling, specifically in the fib6 select path function. This occurs when the nodes of the linked list are...
kernel: ipv6: fix possible race in __fib6_drop_pcpu_from()
A vulnerability was found in the Linux kernel's IPv6 routing component in the fib6droppcpufrom function, resulting in a race condition, this vulnerability occurs when the multiple CPUs access and modify a pointer simultaneously, leading to a potential null pointer dereference...
CLSA-2024-1718973513 Fix of 21 CVEs
CVE-url: https://ubuntu.com/security/CVE-2024-26777 - fbdev: sis: Error out if pixclock equals zero CVE-url: https://ubuntu.com/security/CVE-2021-47542 - net: qlogic: qlcnic: Fix a NULL pointer dereference in qlcnic83xxaddrings CVE-url: https://ubuntu.com/security/CVE-2021-47518 - nfc: fix...
PT-2024-29176
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.10.0-rc2-syzkaller-00249-gbe27b8965297 Description A vulnerability in the Linux kernel has been resolved, which prevents a possible NULL pointer dereference in the fib6 nh init function. The issue occurs becaus...
PT-2024-9644
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.10.0-rc1-syzkaller-00013-g2bfcfd584ff5 Description The vulnerability is related to a possible race in the fib6 drop pcpu from function, which can cause a null pointer dereference. This issue can lead to a gener...
AZL-42487 CVE-2024-36902 affecting package kernel for versions less than 5.15.158.2-1
In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6rules: avoid possible NULL dereference in fib6ruleaction syzbot is able to trigger the following crash 1, caused by unsafe ip6dstidev use. Indeed ip6dstidev can return NULL, and must always be checked. 1 Oops: general...
DEBIAN-CVE-2024-36902
In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6rules: avoid possible NULL dereference in fib6ruleaction syzbot is able to trigger the following crash 1, caused by unsafe ip6dstidev use. Indeed ip6dstidev can return NULL, and must always be checked. 1 Oops: general...
Linux kernel security vulnerabilities
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 the Linux kernel that stems from a possible null pointer dereference in the ipv6:fib6rules module fib6ruleaction...
DEBIAN-CVE-2021-47546
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix memory leak in fib6rulesuppress The kernel leaks memory when a fib rule is present in IPv6 nftables firewall rules and a suppressprefix rule is present in the IPv6 routing rules used by certain tools such as wg-quick. I...
DEBIAN-CVE-2024-35886
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix infinite recursion in fib6dumpdone. syzkaller reported infinite recursive calls of fib6dumpdone during netlink socket destruction. 1 From the log, syzkaller sent an AFUNSPEC RTMGETROUTE message, and then the response wa...
PT-2024-4105
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.37 Description The issue is related to a possible NULL dereference in the fib6 rule action function, which can be triggered by unsafe ip6 dst idev use. This can cause a general protection fault and potentiall...
SUSE CVE-2024-26852
In the Linux kernel, the following vulnerability has been resolved: net/ipv6: avoid possible UAF in ip6routempathnotify syzbot found another use-after-free in ip6routempathnotify 1 Commit f7225172f25a "net/ipv6: prevent use after free in ip6routempathnotify" was not able to fix the root cause. We...
DEBIAN-CVE-2024-26852
In the Linux kernel, the following vulnerability has been resolved: net/ipv6: avoid possible UAF in ip6routempathnotify syzbot found another use-after-free in ip6routempathnotify 1 Commit f7225172f25a "net/ipv6: prevent use after free in ip6routempathnotify" was not able to fix the root cause. We...
PT-2024-8490
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to the fixed version Description The issue is related to an infinite recursion in the fib6 dump done function during netlink socket destruction. This occurs when syzkaller sends an AF UNSPEC RTM GETROUTE message and...
DEBIAN-CVE-2021-47126
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix KASAN: slab-out-of-bounds Read in fib6nhflushexceptions Reported by syzbot: HEAD commit: 90c911ad Merge tag 'fixes' of git://git.kernel.org/pub/scm.. git tree:...
UBUNTU-CVE-2021-47126
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix KASAN: slab-out-of-bounds Read in fib6nhflushexceptions Reported by syzbot: HEAD commit: 90c911ad Merge tag 'fixes' of git://git.kernel.org/pub/scm.. git tree:...
PT-2024-7703
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.8.0-rc4-syzkaller-01035-gea7f3cfaa588 Description The vulnerability is related to a use-after-free issue in the ip6 route mpath notify function. This issue can be exploited to potentially elevate privileges in...
Linux Kernel ICMPv6 Buffer Overflow
The vulnerability in the implementation of the ICMPv6 protocol in the Linux operating system is related to the reutilization of previously freed memory due to competitive access to resources in the fib6add function within the net/ipv6/ip6fib.c module. Exploiting this vulnerability could allow a...
SUSE CVE-2023-3022
A flaw was found in the IPv6 module of the Linux kernel. The arg.result was not used consistently in fib6rulelookup, sometimes holding rt6info and other times fib6info. This was not accounted for in other parts of the code where rt6info was expected unconditionally, potentially leading to a kerne...
SUSE CVE-2013-4125
The fib6addrt2node function in net/ipv6/ip6fib.c in the IPv6 stack in the Linux kernel through 3.10.1 does not properly handle Router Advertisement RA messages in certain circumstances involving three routes that initially qualified for membership in an ECMP route set until a change occurred for...