CVEvulnerability
CVE-2024-46849
7.8 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2024-09-27
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-416
Description
In the Linux kernel, the following vulnerability has been resolved:
ASoC: meson: axg-card: fix 'use-after-free'
Buffer 'card->dai_link' is reallocated in 'meson_card_reallocate_links()',
so move 'pad' pointer initialization after this function when memory is
already reallocated.
Kasan bug report:
==================================================================
BUG: KASAN: slab-use-after-free in axg_card_add_link+0x76c/0x9bc
Read of size 8 at addr ffff000000e8b260 by task modprobe/356
CPU: 0 PID: 356 Comm: modprobe Tainted: G O 6.9.12-sdkernel #1
Call trace:
dump_backtrace+0x94/0xec
show_stack+0x18/0x24
dump_stack_lvl+0x78/0x90
print_report+0xfc/0x5c0
kasan_report+0xb8/0xfc
__asan_load8+0x9c/0xb8
axg_card_add_link+0x76c/0x9bc [snd_soc_meson_axg_sound_card]
meson_card_probe+0x344/0x3b8 [snd_soc_meson_card_utils]
platform_probe+0x8c/0xf4
really_probe+0x110/0x39c
__driver_probe_device+0xb8/0x18c
driver_probe_device+0x108/0x1d8
__driver_attach+0xd0/0x25c
bus_for_each_dev+0xe0/0x154
driver_attach+0x34/0x44
bus_add_driver+0x134/0x294
driver_register+0xa8/0x1e8
__platform_driver_register+0x44/0x54
axg_card_pdrv_init+0x20/0x1000 [snd_soc_meson_axg_sound_card]
do_one_initcall+0xdc/0x25c
do_init_module+0x10c/0x334
load_module+0x24c4/0x26cc
init_module_from_file+0xd4/0x128
__arm64_sys_finit_module+0x1f4/0x41c
invoke_syscall+0x60/0x188
el0_svc_common.constprop.0+0x78/0x13c
do_el0_svc+0x30/0x40
el0_svc+0x38/0x78
el0t_64_sync_handler+0x100/0x12c
el0t_64_sync+0x190/0x194
Affected configurations
• debian debian linux 11.0
• linux linux kernel (>= 4.19 < 5.4.285)
• linux linux kernel (>= 5.5 < 5.10.227)
• linux linux kernel (>= 5.11 < 5.15.168)
• linux linux kernel (>= 5.16 < 6.1.111)
• linux linux kernel (>= 6.2 < 6.6.52)
• linux linux kernel (>= 6.7 < 6.10.11)
• linux linux kernel 6.11
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://git.kernel.org/stable/c/4f9a71435953f941969a4f017e2357db62d85a86 Patch
- https://git.kernel.org/stable/c/5a2cc2bb81399e9ebc72560541137eb04d61dc3d Patch
- https://git.kernel.org/stable/c/7d318166bf55e9029d56997c3b134f4ac2ae2607 Patch
- https://git.kernel.org/stable/c/a33145f494e6cb82f3e018662cc7c4febf271f22 Patch
- https://git.kernel.org/stable/c/e1a199ec31617242e1a0ea8f312341e682d0c037 Patch
- https://git.kernel.org/stable/c/e43364f578cdc2f8083abbc0cb743ea55e827c29 Patch
- https://git.kernel.org/stable/c/fb0530025d502cb79d2b2801b14a9d5261833f1a Patch
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html Mailing List, Third Party Advisory