cbcvebase.
CVE-2024-53168
published 2024-12-27

CVE-2024-53168: In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket BUG: KASAN…

PriorityP340high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.24%
15.7th percentile
In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket BUG: KASAN: slab-use-after-free in tcp_write_timer_handler+0x156/0x3e0 Read of size 1 at addr ffff888111f322cd by task swapper/0/0 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.12.0-rc4-dirty #7 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 Call Trace: dump_stack_lvl+0x68/0xa0 print_address_description.constprop.0+0x2c/0x3d0 print_report+0xb4/0x270 kasan_report+0xbd/0xf0 tcp_write_timer_handler+0x156/0x3e0 tcp_write_timer+0x66/0x170 call_timer_fn+0xfb/0x1d0 __run_timers+0x3f8/0x480 run_timer_softirq+0x9b/0x100 handle_softirqs+0x153/0x390 __irq_exit_rcu+0x103/0x120 irq_exit_rcu+0xe/0x20 sysvec_apic_timer_interrupt+0x76/0x90 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:default_idle+0xf/0x20 Code: 4c 01 c7 4c 29 c2 e9 72 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 33 f8 25 00 fb f4 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 RSP: 0018:ffffffffa2007e28 EFLAGS: 00000242 RAX: 00000000000f3b31 RBX: 1ffffffff4400fc7 RCX: ffffffffa09c3196 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9f00590f RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed102360835d R10: ffff88811b041aeb R11: 0000000000000001 R12: 0000000000000000 R13: ffffffffa202d7c0 R14: 0000000000000000 R15: 00000000000147d0 default_idle_call+0x6b/0xa0 cpuidle_idle_call+0x1af/0x1f0 do_idle+0xbc/0x130 cpu_startup_entry+0x33/0x40 rest_init+0x11f/0x210 start_kernel+0x39a/0x420 x86_64_start_reservations+0x18/0x30 x86_64_start_kernel+0x97/0xa0 common_startup_64+0x13e/0x141 Allocated by task 595: kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_slab_alloc+0x87/0x90 kmem_cache_alloc_noprof+0x12b/0x3f0 copy_net_ns+0x94/0x380 create_new_namespaces+0x24c/0x500 unshare_nsproxy_namespaces+0x75/0xf0 ksys_unshare+0x24e/0x4f0 __x64_sys_unshare+0x1f/0x30 do_syscall_64+0x70/0x180

Affected

23 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 6.12.3-1 (forky)linux 6.12.3-1 (forky)
linuxlinux
linuxlinux>= 26abe14379f8e2fa3fd1bcf97c9a7ad9364886fe < 0ca87e5063757132a044d35baba40a7d4bb253940ca87e5063757132a044d35baba40a7d4bb25394
linuxlinux>= 26abe14379f8e2fa3fd1bcf97c9a7ad9364886fe < 694ccb05b79ee5f5a9f14c2f80d2635d3bb8bdc3694ccb05b79ee5f5a9f14c2f80d2635d3bb8bdc3
linuxlinux>= 26abe14379f8e2fa3fd1bcf97c9a7ad9364886fe < 61c0a5eac96836de5e3a5897eccdc63162a9493661c0a5eac96836de5e3a5897eccdc63162a94936
linuxlinux>= 26abe14379f8e2fa3fd1bcf97c9a7ad9364886fe < 3f23f96528e8fcf8619895c4c916c52653892ec13f23f96528e8fcf8619895c4c916c52653892ec1
linuxlinux_kernel>= 0 < 6.12.3-16.12.3-1
linuxlinux_kernel>= 0 < 6.12.3-16.12.3-1
linuxlinux_kernel>= 0 < 5.15.0-141.1515.15.0-141.151
linuxlinux_kernel>= 0 < 6.8.0-58.606.8.0-58.60
linuxlinux_kernel>= 0 < 6.11.0-18.186.11.0-18.18
linuxlinux_kernel>= 0 < 4.4.0-278.3124.4.0-278.312
linuxlinux_kernel>= 0 < 4.4.0-269.3034.4.0-269.303
linuxlinux_kernel>= 0 < 4.15.0-247.2594.15.0-247.259
linuxlinux_kernel>= 0 < 4.15.0-238.2504.15.0-238.250
linuxlinux_kernel>= 0 < 5.4.0-218.2385.4.0-218.238
linuxlinux_kernel>= 0 < 5.15.0-141.1515.15.0-141.151
linuxlinux_kernel>= 0 < 6.8.0-59.616.8.0-59.61
linuxlinux_kernel>= 4.2 < 6.6.646.6.64
linuxlinux_kernel>= 6.12 < 6.12.26.12.2
linuxlinux_kernel>= 6.7 < 6.11.116.11.11
ubuntulinux-azure-fips
ubuntulinux-fips

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
osv8.8HIGH
vendor_ubuntu8.8HIGH
vendor_debian7.8HIGH
vendor_redhat7.8HIGH
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.