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UBUNTU-CVE-2024-49886 Moderate

UBUNTU-CVE-2024-49886

In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Fix the KASAN report slab-out-of-bounds bug Attaching SST PCI device to VM causes "BUG: KASAN: slab-out-of-bounds". kasan report: [ 19.411889] ================================================================== [ 19.413702] BUG: KASAN: slab-out-of-bounds in _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.415634] Read of size 8 at addr ffff888829e65200 by task cpuhp/16/113 [ 19.417368] [ 19.418627] CPU: 16 PID: 113 Comm: cpuhp/16 Tainted: G E 6.9.0 #10 [ 19.420435] Hardware name: VMware, Inc. VMware20,1/440BX Desktop Reference Platform, BIOS VMW201.00V.20192059.B64.2207280713 07/28/2022 [ 19.422687] Call Trace: [ 19.424091] <TASK> [ 19.425448] dump_stack_lvl+0x5d/0x80 [ 19.426963] ? _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.428694] print_report+0x19d/0x52e [ 19.430206] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 19.431837] ? _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.433539] kasan_report+0xf0/0x170 [ 19.435019] ? _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.436709] _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.438379] ? __pfx_sched_clock_cpu+0x10/0x10 [ 19.439910] isst_if_cpu_online+0x406/0x58f [isst_if_common] [ 19.441573] ? __pfx_isst_if_cpu_online+0x10/0x10 [isst_if_common] [ 19.443263] ? ttwu_queue_wakelist+0x2c1/0x360 [ 19.444797] cpuhp_invoke_callback+0x221/0xec0 [ 19.446337] cpuhp_thread_fun+0x21b/0x610 [ 19.447814] ? __pfx_cpuhp_thread_fun+0x10/0x10 [ 19.449354] smpboot_thread_fn+0x2e7/0x6e0 [ 19.450859] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 19.452405] kthread+0x29c/0x350 [ 19.453817] ? __pfx_kthread+0x10/0x10 [ 19.455253] ret_from_fork+0x31/0x70 [ 19.456685] ? __pfx_kthread+0x10/0x10 [ 19.458114] ret_from_fork_asm+0x1a/0x30 [ 19.459573] </TASK> [ 19.460853] [ 19.462055] Allocated by task 1198: [ 19.463410] kasan_save_stack+0x30/0x50 [ 19.464788] kasan_save_track+0x14/0x30 [ 19.466139] __kasan_kmalloc+0xaa/0xb0 [ 19.467465] __kmalloc+0x1cd/0x470 [ 19.468748] isst_if_cdev_register+0x1da/0x350 [isst_if_common] [ 19.470233] isst_if_mbox_init+0x108/0xff0 [isst_if_mbox_msr] [ 19.471670] do_one_initcall+0xa4/0x380 [ 19.472903] do_init_module+0x238/0x760 [ 19.474105] load_module+0x5239/0x6f00 [ 19.475285] init_module_from_file+0xd1/0x130 [ 19.476506] idempotent_init_module+0x23b/0x650 [ 19.477725] __x64_sys_finit_module+0xbe/0x130 [ 19.476506] idempotent_init_module+0x23b/0x650 [ 19.477725] __x64_sys_finit_module+0xbe/0x130 [ 19.478920] do_syscall_64+0x82/0x160 [ 19.480036] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 19.481292] [ 19.482205] The buggy address belongs to the object at ffff888829e65000 which belongs to the cache kmalloc-512 of size 512 [ 19.484818] The buggy address is located 0 bytes to the right of allocated 512-byte region [ffff888829e65000, ffff888829e65200) [ 19.487447] [ 19.488328] The buggy address belongs to the physical page: [ 19.489569] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888829e60c00 pfn:0x829e60 [ 19.491140] head: order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 19.492466] anon flags: 0x57ffffc0000840(slab|head|node=1|zone=2|lastcpupid=0x1fffff) [ 19.493914] page_type: 0xffffffff() [ 19.494988] raw: 0057ffffc0000840 ffff88810004cc80 0000000000000000 0000000000000001 [ 19.496451] raw: ffff888829e60c00 0000000080200018 00000001ffffffff 0000000000000000 [ 19.497906] head: 0057ffffc0000840 ffff88810004cc80 0000000000000000 0000000000000001 [ 19.499379] head: ffff888829e60c00 0000000080200018 00000001ffffffff 0000000000000000 [ 19.500844] head: 0057ffffc0000003 ffffea0020a79801 ffffea0020a79848 00000000ffffffff [ 19.502316] head: 0000000800000000 0000000000000000 00000000ffffffff 0000000000000000 [ 19.503784] page dumped because: k ---truncated---

Exploit probability Not scored
Published October 21, 2024
Required by Not available
Last source change August 17, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:Pro:Realtime:22.04:LTS linux-intel-iot-realtime

33 explicit affected versions

Ubuntu:18.04:LTS linux-oem

50 explicit affected versions

Ubuntu:18.04:LTS linux-aws-5.0

6 explicit affected versions

Ubuntu:24.04:LTS linux-riscv

17 explicit affected versions

Ubuntu:20.04:LTS linux-aws-5.8

4 explicit affected versions

Ubuntu:18.04:LTS linux-oracle-5.0

7 explicit affected versions

Ubuntu:20.04:LTS linux-riscv

12 explicit affected versions

Ubuntu:22.04:LTS linux-riscv-5.19

8 explicit affected versions

Ubuntu:22.04:LTS linux-hwe-6.2

10 explicit affected versions

Ubuntu:24.04:LTS linux-realtime

1 explicit affected versions

Ubuntu:Pro:FIPS-preview:22.04:LTS linux-gcp-fips

1 explicit affected versions

Ubuntu:20.04:LTS linux-gke

51 explicit affected versions

Ubuntu:20.04:LTS linux-nvidia-tegra-5.15

14 explicit affected versions

Ubuntu:20.04:LTS linux-azure-fde

26 explicit affected versions

Ubuntu:22.04:LTS linux-starfive-6.5

11 explicit affected versions

Ubuntu:20.04:LTS linux-intel-iotg-5.15

39 explicit affected versions

Ubuntu:22.04:LTS linux-ibm

53 explicit affected versions

Ubuntu:20.04:LTS linux-azure-5.15

50 explicit affected versions

Ubuntu:20.04:LTS linux-aws-5.11

12 explicit affected versions

Ubuntu:22.04:LTS linux-oem-6.5

19 explicit affected versions

Ubuntu:20.04:LTS linux-raspi2

6 explicit affected versions

Ubuntu:22.04:LTS linux

63 explicit affected versions

Ubuntu:22.04:LTS linux-gkeop

48 explicit affected versions

Ubuntu:22.04:LTS linux-azure

58 explicit affected versions

Ubuntu:20.04:LTS linux-lowlatency-hwe-5.15

49 explicit affected versions

Ubuntu:22.04:LTS linux-riscv-6.5

10 explicit affected versions

Ubuntu:22.04:LTS linux-ibm-6.8

11 explicit affected versions

Ubuntu:24.04:LTS linux-oem-6.8

17 explicit affected versions

Ubuntu:22.04:LTS linux-gke

55 explicit affected versions

Ubuntu:22.04:LTS linux-azure-5.19

7 explicit affected versions

Ubuntu:22.04:LTS linux-raspi

54 explicit affected versions

Ubuntu:22.04:LTS linux-oracle-6.8

12 explicit affected versions

Ubuntu:22.04:LTS linux-gcp-6.5

13 explicit affected versions

Ubuntu:24.04:LTS linux-nvidia

14 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.14

35 explicit affected versions

Ubuntu:Pro:FIPS-updates:22.04:LTS linux-gcp-fips

15 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia-tegra

18 explicit affected versions

Ubuntu:20.04:LTS linux-gke-5.15

18 explicit affected versions

Ubuntu:Pro:FIPS-updates:22.04:LTS linux-azure-fips

16 explicit affected versions

Ubuntu:22.04:LTS linux-azure-fde

64 explicit affected versions

Ubuntu:24.04:LTS linux-oracle

17 explicit affected versions

Ubuntu:20.04:LTS linux-aws-5.13

13 explicit affected versions

Ubuntu:16.04:LTS linux-hwe-edge

23 explicit affected versions

Ubuntu:24.04:LTS linux

22 explicit affected versions

Ubuntu:20.04:LTS linux-hwe-5.8

21 explicit affected versions

Ubuntu:20.04:LTS linux-hwe-5.13

16 explicit affected versions

Ubuntu:22.04:LTS linux-lowlatency-hwe-6.2

10 explicit affected versions

Ubuntu:24.04:LTS linux-aws

18 explicit affected versions

Ubuntu:20.04:LTS linux-riscv-5.8

10 explicit affected versions

Ubuntu:24.04:LTS linux-azure-6.11

1 explicit affected versions

Ubuntu:20.04:LTS linux-riscv-5.15

46 explicit affected versions

Ubuntu:20.04:LTS linux-gcp-5.11

12 explicit affected versions

Ubuntu:22.04:LTS linux-azure-6.5

14 explicit affected versions

Ubuntu:20.04:LTS linux-intel-5.13

7 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.13

12 explicit affected versions

Ubuntu:20.04:LTS linux-oracle-5.11

12 explicit affected versions

Ubuntu:Pro:Realtime:22.04:LTS linux-realtime-6.8

12 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia-tegra-igx

14 explicit affected versions

Ubuntu:22.04:LTS linux-lowlatency-hwe-6.8

10 explicit affected versions

Ubuntu:22.04:LTS linux-azure-6.8

11 explicit affected versions

Ubuntu:24.04:LTS linux-gkeop

4 explicit affected versions

Ubuntu:18.04:LTS linux-gke-5.4

37 explicit affected versions

Ubuntu:24.04:LTS linux-azure-nvidia

1 explicit affected versions

Ubuntu:22.04:LTS linux-oracle-6.5

13 explicit affected versions

Ubuntu:22.04:LTS linux-azure-fde-6.2

10 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.10

26 explicit affected versions

Ubuntu:20.04:LTS linux-gcp-5.13

13 explicit affected versions

Ubuntu:22.04:LTS linux-xilinx-zynqmp

10 explicit affected versions

Ubuntu:20.04:LTS linux-oem-5.6

29 explicit affected versions

Ubuntu:18.04:LTS linux-gcp-5.3

13 explicit affected versions

Ubuntu:22.04:LTS linux-lowlatency

60 explicit affected versions

Ubuntu:24.04:LTS linux-nvidia-lowlatency

11 explicit affected versions

Ubuntu:22.04:LTS linux-gcp-6.8

12 explicit affected versions

Ubuntu:22.04:LTS linux-aws

57 explicit affected versions

Ubuntu:Pro:FIPS-updates:22.04:LTS linux-aws-fips

19 explicit affected versions

Ubuntu:20.04:LTS linux-oracle-5.8

5 explicit affected versions

Ubuntu:18.04:LTS linux-gke-4.15

33 explicit affected versions

Ubuntu:22.04:LTS linux-riscv

23 explicit affected versions

Ubuntu:18.04:LTS linux-aws-5.3

10 explicit affected versions

Ubuntu:Pro:FIPS-updates:24.04:LTS linux-fips

1 explicit affected versions

Ubuntu:Nvidia-BlueField:24.04:LTS linux-bluefield

11 explicit affected versions

Ubuntu:20.04:LTS linux-hwe-5.11

12 explicit affected versions

Ubuntu:20.04:LTS linux-azure-5.8

7 explicit affected versions

Ubuntu:22.04:LTS linux-gcp-6.2

12 explicit affected versions

Ubuntu:20.04:LTS linux-oracle-5.15

46 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia

40 explicit affected versions

Ubuntu:22.04:LTS linux-oracle

56 explicit affected versions

Ubuntu:22.04:LTS linux-lowlatency-hwe-5.19

10 explicit affected versions

Ubuntu:22.04:LTS linux-oem-5.17

26 explicit affected versions

Ubuntu:22.04:LTS linux-azure-fde-5.19

3 explicit affected versions

Ubuntu:24.04:LTS linux-azure

18 explicit affected versions

Ubuntu:Pro:FIPS-preview:22.04:LTS linux-azure-fips

1 explicit affected versions

Ubuntu:22.04:LTS linux-hwe-6.8

10 explicit affected versions

Ubuntu:24.04:LTS linux-raspi

20 explicit affected versions

Ubuntu:22.04:LTS linux-azure-6.2

13 explicit affected versions

Ubuntu:24.04:LTS linux-gcp-6.11

1 explicit affected versions

Ubuntu:24.04:LTS linux-ibm

19 explicit affected versions

Ubuntu:22.04:LTS linux-oem-6.0

16 explicit affected versions

Ubuntu:22.04:LTS linux-kvm

59 explicit affected versions

Ubuntu:24.04:LTS linux-gcp

20 explicit affected versions

Ubuntu:20.04:LTS linux-gcp-5.15

47 explicit affected versions

Ubuntu:Pro:FIPS-preview:22.04:LTS linux-aws-fips

2 explicit affected versions

Ubuntu:24.04:LTS linux-oem-6.11

7 explicit affected versions

Ubuntu:Pro:Realtime:24.04:LTS linux-raspi-realtime

17 explicit affected versions

Ubuntu:20.04:LTS linux-azure-5.13

12 explicit affected versions

Ubuntu:22.04:LTS linux-intel-iotg

45 explicit affected versions

Ubuntu:22.04:LTS linux-oem-6.1

27 explicit affected versions

Ubuntu:Nvidia-BlueField:22.04:LTS linux-bluefield

31 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia-6.8

13 explicit affected versions

Ubuntu:22.04:LTS linux-gcp-5.19

8 explicit affected versions

Ubuntu:Pro:FIPS-updates:22.04:LTS linux-fips

20 explicit affected versions

Ubuntu:Pro:Realtime:24.04:LTS linux-realtime

16 explicit affected versions

Ubuntu:22.04:LTS linux-lowlatency-hwe-6.5

13 explicit affected versions

Ubuntu:20.04:LTS linux-azure-5.11

13 explicit affected versions

Ubuntu:22.04:LTS linux-starfive-5.19

7 explicit affected versions

Ubuntu:24.04:LTS linux-nvidia-6.11

2 explicit affected versions

Ubuntu:20.04:LTS linux-oracle-5.13

12 explicit affected versions

Ubuntu:18.04:LTS linux-azure

44 explicit affected versions

Ubuntu:18.04:LTS linux-azure-5.3

16 explicit affected versions

Ubuntu:22.04:LTS linux-starfive-6.2

3 explicit affected versions

Ubuntu:20.04:LTS linux-riscv-5.11

13 explicit affected versions

Ubuntu:20.04:LTS linux-gkeop-5.15

45 explicit affected versions

Ubuntu:18.04:LTS linux-gkeop-5.4

37 explicit affected versions

Ubuntu:24.04:LTS linux-lowlatency

21 explicit affected versions

Ubuntu:22.04:LTS linux-aws-6.5

14 explicit affected versions

Ubuntu:18.04:LTS linux-gcp

38 explicit affected versions

Ubuntu:20.04:LTS linux-hwe-5.15

49 explicit affected versions

Ubuntu:18.04:LTS linux-oracle-5.3

9 explicit affected versions

Ubuntu:20.04:LTS linux-aws-5.15

48 explicit affected versions

Ubuntu:22.04:LTS linux-hwe-5.19

11 explicit affected versions

Ubuntu:22.04:LTS linux-riscv-6.8

11 explicit affected versions

Ubuntu:24.04:LTS linux-xilinx

7 explicit affected versions

Ubuntu:22.04:LTS linux-gcp

56 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia-6.2

7 explicit affected versions

Ubuntu:20.04:LTS linux-ibm-5.15

29 explicit affected versions

Ubuntu:20.04:LTS linux-gcp-5.8

4 explicit affected versions

Ubuntu:Pro:Realtime:22.04:LTS linux-realtime

54 explicit affected versions

Ubuntu:22.04:LTS linux-hwe-6.5

13 explicit affected versions

Ubuntu:18.04:LTS linux-hwe

43 explicit affected versions

Ubuntu:22.04:LTS linux-aws-5.19

10 explicit affected versions

Ubuntu:22.04:LTS linux-allwinner-5.19

8 explicit affected versions

Ubuntu:24.04:LTS linux-gke

15 explicit affected versions

Ubuntu:22.04:LTS linux-aws-6.2

14 explicit affected versions

Ubuntu:18.04:LTS linux-azure-edge

4 explicit affected versions

Ubuntu:22.04:LTS linux-nvidia-6.5

11 explicit affected versions

Ubuntu:22.04:LTS linux-realtime

1 explicit affected versions

Ubuntu:22.04:LTS linux-aws-6.8

12 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

related USN-7276-1
related USN-7277-1

04 / EVIDENCE

Source records

Open Source Vulnerabilities UBUNTU-CVE-2024-49886

In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Fix the KASAN report slab-out-of-bounds bug Attaching SST PCI device to VM causes "BUG: KASAN: slab-out-of-bounds". kasan report: [ 19.411889] ================================================================== [ 19.413702] BUG: KASAN: slab-out-of-bounds in _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.415634] Read of size 8 at addr ffff888829e65200 by task cpuhp/16/113 [ 19.417368] [ 19.418627] CPU: 16 PID: 113 Comm: cpuhp/16 Tainted: G E 6.9.0 #10 [ 19.420435] Hardware name: VMware, Inc. VMware20,1/440BX Desktop Reference Platform, BIOS VMW201.00V.20192059.B64.2207280713 07/28/2022 [ 19.422687] Call Trace: [ 19.424091] <TASK> [ 19.425448] dump_stack_lvl+0x5d/0x80 [ 19.426963] ? _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.428694] print_report+0x19d/0x52e [ 19.430206] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 19.431837] ? _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.433539] kasan_report+0xf0/0x170 [ 19.435019] ? _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.436709] _isst_if_get_pci_dev+0x3d5/0x400 [isst_if_common] [ 19.438379] ? __pfx_sched_clock_cpu+0x10/0x10 [ 19.439910] isst_if_cpu_online+0x406/0x58f [isst_if_common] [ 19.441573] ? __pfx_isst_if_cpu_online+0x10/0x10 [isst_if_common] [ 19.443263] ? ttwu_queue_wakelist+0x2c1/0x360 [ 19.444797] cpuhp_invoke_callback+0x221/0xec0 [ 19.446337] cpuhp_thread_fun+0x21b/0x610 [ 19.447814] ? __pfx_cpuhp_thread_fun+0x10/0x10 [ 19.449354] smpboot_thread_fn+0x2e7/0x6e0 [ 19.450859] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 19.452405] kthread+0x29c/0x350 [ 19.453817] ? __pfx_kthread+0x10/0x10 [ 19.455253] ret_from_fork+0x31/0x70 [ 19.456685] ? __pfx_kthread+0x10/0x10 [ 19.458114] ret_from_fork_asm+0x1a/0x30 [ 19.459573] </TASK> [ 19.460853] [ 19.462055] Allocated by task 1198: [ 19.463410] kasan_save_stack+0x30/0x50 [ 19.464788] kasan_save_track+0x14/0x30 [ 19.466139] __kasan_kmalloc+0xaa/0xb0 [ 19.467465] __kmalloc+0x1cd/0x470 [ 19.468748] isst_if_cdev_register+0x1da/0x350 [isst_if_common] [ 19.470233] isst_if_mbox_init+0x108/0xff0 [isst_if_mbox_msr] [ 19.471670] do_one_initcall+0xa4/0x380 [ 19.472903] do_init_module+0x238/0x760 [ 19.474105] load_module+0x5239/0x6f00 [ 19.475285] init_module_from_file+0xd1/0x130 [ 19.476506] idempotent_init_module+0x23b/0x650 [ 19.477725] __x64_sys_finit_module+0xbe/0x130 [ 19.476506] idempotent_init_module+0x23b/0x650 [ 19.477725] __x64_sys_finit_module+0xbe/0x130 [ 19.478920] do_syscall_64+0x82/0x160 [ 19.480036] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 19.481292] [ 19.482205] The buggy address belongs to the object at ffff888829e65000 which belongs to the cache kmalloc-512 of size 512 [ 19.484818] The buggy address is located 0 bytes to the right of allocated 512-byte region [ffff888829e65000, ffff888829e65200) [ 19.487447] [ 19.488328] The buggy address belongs to the physical page: [ 19.489569] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888829e60c00 pfn:0x829e60 [ 19.491140] head: order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 19.492466] anon flags: 0x57ffffc0000840(slab|head|node=1|zone=2|lastcpupid=0x1fffff) [ 19.493914] page_type: 0xffffffff() [ 19.494988] raw: 0057ffffc0000840 ffff88810004cc80 0000000000000000 0000000000000001 [ 19.496451] raw: ffff888829e60c00 0000000080200018 00000001ffffffff 0000000000000000 [ 19.497906] head: 0057ffffc0000840 ffff88810004cc80 0000000000000000 0000000000000001 [ 19.499379] head: ffff888829e60c00 0000000080200018 00000001ffffffff 0000000000000000 [ 19.500844] head: 0057ffffc0000003 ffffea0020a79801 ffffea0020a79848 00000000ffffffff [ 19.502316] head: 0000000800000000 0000000000000000 00000000ffffffff 0000000000000000 [ 19.503784] page dumped because: k ---truncated---

View original source

05 / REFERENCES

Further evidence