kernel: net/ipv6: avoid possible UAF in ip6_route_mpath_notify()

A use-after-free flaw was found in ip6routempathnotify in the Linux kernel. This may lead to a crash...

CLSA-2024-1722533082 kernel: Fix of 47 CVEs

afunix: Fix garbage collector racing against connect CVE-2024-26923 - netfilter: nftlimit: reject configurations that cause integer overflow CVE-2024-26668 - libbpf: Fix use-after-free in btfdumpnamedups CVE-2022-3534 - bpf: Fix partial dynptr stack slot reads/writes CVE-2023-39191 - ima: Fix...

kernel: net/ipv6: avoid possible UAF in ip6_route_mpath_notify()

A use-after-free flaw was found in ip6routempathnotify in the Linux kernel. This may lead to a crash...

DEBIAN-CVE-2022-48810

In the Linux kernel, the following vulnerability has been resolved: ipmr,ip6mr: acquire RTNL before calling ip6mrfreetable on failure path ip6mrfreetable can only be called under RTNL lock. RTNL: assertion failed at net/core/dev.c 10367 WARNING: CPU: 1 PID: 5890 at net/core/dev.c:10367...

DEBIAN-CVE-2024-40959

In the Linux kernel, the following vulnerability has been resolved: xfrm6: check ip6dstidev return value in xfrm6getsaddr ip6dstidev can return NULL, xfrm6getsaddr must act accordingly. syzbot reported: Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1...

UBUNTU-CVE-2024-40959

In the Linux kernel, the following vulnerability has been resolved: xfrm6: check ip6dstidev return value in xfrm6getsaddr ip6dstidev can return NULL, xfrm6getsaddr must act accordingly. syzbot reported: Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1...

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 the xfrm6 component failing to properly check the return value of the ip6dstidev function when obtaining a...

SUSE-SU-2024:2205-1 Security update for the Linux Kernel (Live Patch 8 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005539 fixes several issues. The following security issues were fixed: - CVE-2023-6931: Fixed an out of bounds write in the Performance Events subsystem when adding a new event bsc1218259. - CVE-2024-26852: Fixed use-after-free in ip6routempathnotify...

SUSE-SU-2024:2202-1 Security update for the Linux Kernel (Live Patch 51 for SLE 12 SP5)

This update for the Linux Kernel 4.12.14-122186 fixes several issues. The following security issues were fixed: - CVE-2021-46955: Fixed an out-of-bounds read with openvswitch, when fragmenting IPv4 packets bsc1220537. - CVE-2023-6931: Fixed an out of bounds write in the Performance Events subsyst...

CVE-2024-36903

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix potential uninit-value access in ip6makeskb As it was done in commit fc1092f51567 "ipv4: Fix uninit-value access in ipmakeskb" for IPv4, check FLOWIFLAGKNOWNNH on fl6-flowi6flags instead of testing HDRINCL on the socket...

AZL-56225 CVE-2024-36903 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix potential uninit-value access in ip6makeskb As it was done in commit fc1092f51567 "ipv4: Fix uninit-value access in ipmakeskb" for IPv4, check FLOWIFLAGKNOWNNH on fl6-flowi6flags instead of testing HDRINCL on the socket...

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 potential uninitialized value access in the ipv6 module ip6makeskb...

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-2024-35890

CVE-2024-35890 affects the Linux kernel GRO path: when packets are GROed with fraglist they may be segmented and reused in the stack. The skb objects could be reused as-is after their destructor was removed in skb_gro_receive_list, but the reference to their socket wasn’t removed, preventing prop...

UBUNTU-CVE-2024-35857

In the Linux kernel, the following vulnerability has been resolved: icmp: prevent possible NULL dereferences from icmpbuildprobe First problem is a double call to indevgetrcu, because the second one could return NULL. if indevgetrcudev && indevgetrcudev-ifalist Second problem is a read from...

kernel: icmp6: Fix null-ptr-deref of ip6_null_entry->rt6i_idev in icmp6_dev()

In the Linux kernel, the following vulnerability has been resolved: icmp6: Fix null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as src and dst IP and will be forwarded to an external IP in the IPv6 Ex...

CLSA-2024-1713791075 Fix of 12 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-23307 - md/raid5: fix atomicity violation in raid5cachecount CVE-url: https://ubuntu.com/security/CVE-2021-46932 - Input: appletouch - initialize work before device registration CVE-url: https://ubuntu.com/security/CVE-2021-46936 - net: fix...

CLSA-2024-1713790844 Fix of 12 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-23307 - md/raid5: fix atomicity violation in raid5cachecount CVE-url: https://ubuntu.com/security/CVE-2021-46932 - Input: appletouch - initialize work before device registration CVE-url: https://ubuntu.com/security/CVE-2021-46936 - net: fix...

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...