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Vulnerability · Published Sep 27, 2024 · Assigned by Linux

CVE-2024-46849ASoC: meson: axg-card: fix 'use-after-free'

High 7.8

In plain English

A high-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.2%top 83.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.112-1DEBIAN-CVE-2024-46849
Debian:13linux6.10.11-1DEBIAN-CVE-2024-46849
Debian:14linux6.10.11-1DEBIAN-CVE-2024-46849
Ubuntu:22.04:LTSlinux5.15.0-127.137USN-7166-1
Ubuntu:22.04:LTSlinux5.15.0-127.137UBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux6.8.0-50.51UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-aws5.15.0-1073.79UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-aws5.15.0-1073.79USN-7166-2
Ubuntu:24.04:LTSlinux-aws6.8.0-1020.22UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1020.22~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-azure5.15.0-1078.87USN-7186-2
Ubuntu:22.04:LTSlinux-azure5.15.0-1078.87UBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-azure6.8.0-1020.23UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1020.23~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1078.87.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-gcp5.15.0-1072.80UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-gcp5.15.0-1072.80USN-7166-1
Ubuntu:24.04:LTSlinux-gcp6.8.0-1019.21UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1019.21~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-gke5.15.0-1070.76USN-7166-1
Ubuntu:22.04:LTSlinux-gke5.15.0-1070.76UBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-gke6.8.0-1015.19UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1056.63USN-7166-1
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1056.63UBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1002.4UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-50.51~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-ibm5.15.0-1066.69UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-ibm5.15.0-1066.69USN-7166-1
Ubuntu:24.04:LTSlinux-ibm6.8.0-1017.17UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1017.17~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1071.77UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1071.77USN-7186-1
Ubuntu:22.04:LTSlinux-kvm5.15.0-1070.75UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-kvm5.15.0-1070.75USN-7166-1
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-127.137UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-127.137USN-7166-1
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-50.51.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-50.51.1~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1068.69USN-7166-1
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1068.69UBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1019.21UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1019.21~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1019.21.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1032.32UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1020.20UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1018.18UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-oracle5.15.0-1071.77USN-7166-1
Ubuntu:22.04:LTSlinux-oracle5.15.0-1071.77UBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-oracle6.8.0-1017.18UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1017.18~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-raspi5.15.0-1066.69UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-raspi5.15.0-1066.69USN-7166-1
Ubuntu:24.04:LTSlinux-raspi6.8.0-1016.18UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-riscv6.8.0-50.51.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-50.51.1~22.04.1UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-46849
Ubuntu:24.04:LTSlinux-xilinx6.8.0-1017.18UBUNTU-CVE-2024-46849
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1039.43USN-7166-4
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1039.43UBUNTU-CVE-2024-46849

Affected products (as reported)

VendorProductVersions
Linux Linux 7864a79f37b55769b817d5e6c5ae0ca4bfdba93b – before a33145f494e6cb82f3e018662cc7c4febf271f227864a79f37b55769b817d5e6c5ae0ca4bfdba93b – before 5a2cc2bb81399e9ebc72560541137eb04d61dc3d7864a79f37b55769b817d5e6c5ae0ca4bfdba93b – before fb0530025d502cb79d2b2801b14a9d5261833f1a7864a79f37b55769b817d5e6c5ae0ca4bfdba93b – before e1a199ec31617242e1a0ea8f312341e682d0c0377864a79f37b55769b817d5e6c5ae0ca4bfdba93b – before e43364f578cdc2f8083abbc0cb743ea55e827c297864a79f37b55769b817d5e6c5ae0ca4bfdba93b – before 7d318166bf55e9029d56997c3b134f4ac2ae26077864a79f37b55769b817d5e6c5ae0ca4bfdba93b – before 4f9a71435953f941969a4f017e2357db62d85a86
Linux Linux 4.19

References