CVE-2024-40961 ipv6: prevent possible NULL deref in fib6_nh_init()

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...

CVE-2024-40961 ipv6: prevent possible NULL deref in fib6_nh_init()

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...

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...

CVE-2024-40960 ipv6: prevent possible NULL dereference in rt6_probe()

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL dereference in rt6probe syzbot caught a NULL dereference in rt6probe 1 Bail out if in6devget returns NULL. 1 Oops: general protection fault, probably for non-canonical address 0xdffffc00000000cb: 0000 ...

CVE-2024-40959

The CVE-2024-40959 entry concerns a Linux kernel issue where ip6_dst_idev() can return NULL, and xfrm6_get_saddr() must handle that, otherwise a NULL pointer dereference may occur. The vulnerability arises in xfrm6_policy.c (xfrm6_get_saddr) and could lead to denial of service via a kernel NULL d...

CVE-2024-40960

CVE-2024-40960: Linux kernel IPv6 routing (rt6_probe) NULL-pointer dereference. The code could dereference a non-canonical address due to missing NULL check in __in6_dev_get(); syzbot trace shows a crash (OOPs) in rt6_probe and call path through rt6_nh_find_match and fib6_table_lookup. The vulner...

CVE-2024-40960 ipv6: prevent possible NULL dereference in rt6_probe()

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL dereference in rt6probe syzbot caught a NULL dereference in rt6probe 1 Bail out if in6devget returns NULL. 1 Oops: general protection fault, probably for non-canonical address 0xdffffc00000000cb: 0000 ...

CVE-2024-40960 ipv6: prevent possible NULL dereference in rt6_probe()

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL dereference in rt6probe syzbot caught a NULL dereference in rt6probe 1 Bail out if in6devget returns NULL. 1 Oops: general protection fault, probably for non-canonical address 0xdffffc00000000cb: 0000 ...

CVE-2024-40960

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL dereference in rt6probe syzbot caught a NULL dereference in rt6probe 1 Bail out if in6devget returns NULL. 1 Oops: general protection fault, probably for non-canonical address 0xdffffc00000000cb: 0000 ...

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...

CVE-2024-40905

CVE-2024-40905 refers to a Linux kernel vulnerability where a race in ipv6 handling via __fib6_drop_pcpu_from() could allow a NULL read of *ppcpu_rt if another CPU clears the value in rt6_get_pcpu_route(). The issue was mitigated by adding a READ_ONCE() around the read and by surrounding derefere...

CVE-2024-40905 ipv6: fix possible race in __fib6_drop_pcpu_from()

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...

CVE-2024-40905 ipv6: fix possible race in __fib6_drop_pcpu_from()

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...

CVE-2024-40905 ipv6: fix possible race in __fib6_drop_pcpu_from()

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...

OESA-2024-1835 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: usb: fix various gadgets null ptr deref on 10gbps cabling. This avoids a null pointer dereference in...

USN-6895-1: Linux kernel vulnerabilities

It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the HugeTLB file syst...

D-Link DAP-2622 Stack Buffer Overflow Remote Code Execution Vulnerability (CNVD-2025-29684)

D-Link DAP-2622 is a wireless access point AP from AUO D-Link that supports POE power supply and is mainly used for wireless network coverage in enterprise or commercial scenarios. The D-Link DAP-2622 suffers from a stack buffer overflow remote code execution vulnerability, which stems from a...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from a failure of the fib6nhinit function of the ipv6 component to properly handle a NULL return from the in6devget function...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-6896-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6896-1 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free...

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 rt6probe function of the ipv6 component...