CVE-2024-26875 media: pvrusb2: fix uaf in pvr2_context_set_notify

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix uaf in pvr2contextsetnotify Syzbot reported BUG: KASAN: slab-use-after-free in pvr2contextsetnotify+0x2c4/0x310 drivers/media/usb/pvrusb2/pvrusb2-context.c:35 Read of size 4 at addr ffff888113aeb0d8 by task...

CVE-2024-26852 net/ipv6: avoid possible UAF in ip6_route_mpath_notify()

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...

CVE-2023-52637

CVE-2023-52637 refers to a Linux kernel vulnerability in the j1939 subsystem where a use-after-free (UAF) could occur due to modification of jsk->filters while receiving packets and during setsockopt(SO_J1939_FILTER). The fix adds locking on jsk->sk to prevent UAF and stabilize access to fi...

CVE-2023-52637 can: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER)

In the Linux kernel, the following vulnerability has been resolved: can: j1939: Fix UAF in j1939skmatchfilter during setsockoptSOJ1939FILTER Lock jsk-sk to prevent UAF when setsockopt..., SOJ1939FILTER, ... modifies jsk-filters while receiving packets. Following trace was seen on affected system:...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: llc: call sockorphan at release time syzbot reported an interesting trace 1 caused by a stale sk-skwq pointer in a closed llc socket. In commit ff7b11aa481f "net: socket: set sock-sk to NULL after calling protoops::release" Eric...

CVE-2024-26625

The CVE-2024-26625 entry concerns a Linux kernel issue in the LLC path where a stale sk->sk_wq pointer could remain after releasing an LLC socket. The trace indicates a use-after-free path triggered by sock_wfree and related sk_buff paths. The fix involves a commit that clears sock->sk afte...

Race condition

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a race condition between btfput and mapfree When running ./testprogs -j in my local vm with latest kernel, I once hit a kasan error like below: 1887.184724 BUG: KASAN: slab-use-after-free in bpfrbrootfree+0x1f8/0x2b0...

CVE-2023-52446

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a race condition between btfput and mapfree When running ./testprogs -j in my local vm with latest kernel, I once hit a kasan error like below: 1887.184724 BUG: KASAN: slab-use-after-free in bpfrbrootfree+0x1f8/0x2b0...

CVE-2023-52446 bpf: Fix a race condition between btf_put() and map_free()

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a race condition between btfput and mapfree When running ./testprogs -j in my local vm with latest kernel, I once hit a kasan error like below: 1887.184724 BUG: KASAN: slab-use-after-free in bpfrbrootfree+0x1f8/0x2b0...

PT-2023-8763 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.7.0-rc3-00699-g90679706d486-dirty 494 Description: The vulnerability is related to a race condition between btf put and map free in the Linux kernel. This issue can lead to a slab-use-after-free error,...

CVE-2023-3397 Kernel: slab-use-after-free write in txend due to race condition

A race condition occurred between the functions lmLogClose and txEnd in JFS, in the Linux Kernel, executed in different threads. This flaw allows a local attacker with normal user privileges to crash the system or leak internal kernel information...