DEBIAN-CVE-2024-56646

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in modifyprefixroute syzbot found a NULL deref 1 in modifyprefixroute, caused by one fib6info without a fib6table pointer set. This can happen for net-ipv6.fib6nullentry 1 Oops: general protection...

kernel: ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action()

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...

PT-2024-37063

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, involving IPv6 and device removal. The issue occurred during device removal in the pmtu.sh self-test, causing an aperiodic hangup...

SUSE CVE-2022-48999

In the Linux kernel, the following vulnerability has been resolved: ipv4: Handle attempt to delete multipath route when fibinfo contains an nh reference Gwangun Jung reported a slab-out-of-bounds access in fibnhmatch: fibnhmatch+0xf98/0x1130 linux-6.0-rc7/net/ipv4/fibsemantics.c:961...

DEBIAN-CVE-2022-48999

In the Linux kernel, the following vulnerability has been resolved: ipv4: Handle attempt to delete multipath route when fibinfo contains an nh reference Gwangun Jung reported a slab-out-of-bounds access in fibnhmatch: fibnhmatch+0xf98/0x1130 linux-6.0-rc7/net/ipv4/fibsemantics.c:961...

UBUNTU-CVE-2022-48999

In the Linux kernel, the following vulnerability has been resolved: ipv4: Handle attempt to delete multipath route when fibinfo contains an nh reference Gwangun Jung reported a slab-out-of-bounds access in fibnhmatch: fibnhmatch+0xf98/0x1130 linux-6.0-rc7/net/ipv4/fibsemantics.c:961...

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 multipath routing issue in the ipv4 subsystem that attempts to remove a fibinfo containing an nh reference...

kernel: ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action()

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...

kernel: ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action()

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-2024-40905

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible race in fib6droppcpufrom syzbot found a race in fib6droppcpufrom 1 If compiler reads more than once ppcpurt, second read could read NULL, if another cpu clears the value in rt6getpcpuroute. Add a READONCE to...

UBUNTU-CVE-2024-40961

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL deref in fib6nhinit syzbot reminds us that in6devget can return NULL. fib6nhinit ip6validategw &idev ip6routechecknh idev idev = in6devgetdev; // can be NULL Oops: general protection fault, probably fo...

Linux IPv6 Kernel Heap Buffer Overflow DoS

The vulnerability of the fib6ruleaction function in the net/ipv6/fib6rules.c module of the Linux operating system’s IPv6 kernel implementation is related to the assignment of a null pointer. Exploiting this vulnerability could allow an attacker to cause a service failure remotely...

Important: kernel

Issue Overview: A flaw was found in the Linux kernel. A denial of service flaw may occur if there is a consecutive request of the NVMEIOCTLRESET and the NVMEIOCTLSUBSYSRESET through the device file of the driver, resulting in a PCIe link disconnect. CVE-2022-3169 A vulnerability classified as...

Medium: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netlink: annotate lockless accesses to nlk-maxrecvmsglen CVE-2023-53824 In the Linux kernel, the following vulnerability has been resolved: md: fix kmemleak of rdev-serial CVE-2024-26900 In the Linux kernel, the...

ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action()

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UBUNTU-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...

SUSE 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...

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...

UBUNTU-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...

SUSE CVE-2021-47363

In the Linux kernel, the following vulnerability has been resolved: nexthop: Fix division by zero while replacing a resilient group The resilient nexthop group torture tests in fibnexthop.sh exposed a possible division by zero while replacing a resilient group 1. The division by zero occurs when...