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...

CVE-2024-40962

CVE-2024-40962 affects the Linux kernel btrfs zoning code. The issue is a NULL pointer dereference in btrfs_zone_finish_endio() when handling zoned NODATASUM writes under zoned emulation for conventional zones. The fix, as described in the disclosure, is to allocate dummy checksums for zoned NODA...

CVE-2024-40962 btrfs: zoned: allocate dummy checksums for zoned NODATASUM writes

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: allocate dummy checksums for zoned NODATASUM writes Shin'ichiro reported that when he's running fstests' test-case btrfs/167 on emulated zoned devices, he's seeing the following NULL pointer dereference in...

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-2024-40960 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-2024-40955 ext4: fix slab-out-of-bounds in ext4_mb_find_good_group_avg_frag_lists()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix slab-out-of-bounds in ext4mbfindgoodgroupavgfraglists We can trigger a slab-out-of-bounds with the following commands: mkfs.ext4 -F /dev/$disk 10G mount /dev/$disk /tmp/test echo 2147483647...

CVE-2024-40954 net: do not leave a dangling sk pointer, when socket creation fails

In the Linux kernel, the following vulnerability has been resolved: net: do not leave a dangling sk pointer, when socket creation fails It is possible to trigger a use-after-free by: attaching an fentry probe to sockrelease and the probe calling the bpfgetsocketcookie helper running traceroute -I...

CVE-2024-40954 net: do not leave a dangling sk pointer, when socket creation fails

In the Linux kernel, the following vulnerability has been resolved: net: do not leave a dangling sk pointer, when socket creation fails It is possible to trigger a use-after-free by: attaching an fentry probe to sockrelease and the probe calling the bpfgetsocketcookie helper running traceroute -I...

CVE-2024-40954

The CVE-2024-40954 entry concerns a Linux kernel UAF: a dangling sk pointer may be created on socket creation failure when an fentry probe hits __sock_release() and bpf_get_socket_cookie() is invoked, enabling a use-after-free in __sock_gen_cookie. Reproducing scenario described via traceroute -I...

CVE-2024-40954 net: do not leave a dangling sk pointer, when socket creation fails

In the Linux kernel, the following vulnerability has been resolved: net: do not leave a dangling sk pointer, when socket creation fails It is possible to trigger a use-after-free by: attaching an fentry probe to sockrelease and the probe calling the bpfgetsocketcookie helper running traceroute -I...

CVE-2024-40954

In the Linux kernel, the following vulnerability has been resolved: net: do not leave a dangling sk pointer, when socket creation fails It is possible to trigger a use-after-free by: attaching an fentry probe to sockrelease and the probe calling the bpfgetsocketcookie helper running traceroute -I...

CVE-2024-40942 wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: mesh: Fix leak of meshpreqqueue objects The hwmp code use objects of type meshpreqqueue, added to a list in ieee80211ifmesh, to keep track of mpath we need to resolve. If the mpath gets deleted, ex mesh interface ...

CVE-2024-40901

CVE-2024-40901 affects the Linux kernel SCSI MPT3SAS path. The issue is a potential out-of-bounds access from test_bit()/set_bit() on a single word, where operations can exceed word boundaries. Mitigation implemented by ensuring allocations are at least sizeof(unsigned long) to provide space for ...

CVE-2024-40901 scsi: mpt3sas: Avoid test/set_bit() operating in non-allocated memory

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Avoid test/setbit operating in non-allocated memory There is a potential out-of-bounds access when using testbit on a single word. The testbit and setbit functions operate on long values, and when testing or settin...

CVE-2024-40901 scsi: mpt3sas: Avoid test/set_bit() operating in non-allocated memory

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Avoid test/setbit operating in non-allocated memory There is a potential out-of-bounds access when using testbit on a single word. The testbit and setbit functions operate on long values, and when testing or settin...

CVE-2024-40901 scsi: mpt3sas: Avoid test/set_bit() operating in non-allocated memory

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Avoid test/setbit operating in non-allocated memory There is a potential out-of-bounds access when using testbit on a single word. The testbit and setbit functions operate on long values, and when testing or settin...

CVE-2024-39510 cachefiles: fix slab-use-after-free in cachefiles_ondemand_daemon_read()

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefilesondemanddaemonread We got the following issue in a fuzz test of randomly issuing the restore command: ================================================================== BUG: KASAN:...

CVE-2024-39510 cachefiles: fix slab-use-after-free in cachefiles_ondemand_daemon_read()

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefilesondemanddaemonread We got the following issue in a fuzz test of randomly issuing the restore command: ================================================================== BUG: KASAN:...

OESA-2024-1838 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ARM: 9170/1: fix panic when kasan and kprobe are enabled arm32 uses software to simulate the instruction replaced by kprobe. some instructions may be simulated b...