CVE-2023-53395

ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer

State: Published
Severity: 7.8 High
Published: Sep 18, 2025
Updated: May 11, 2026
Reserved: Sep 17, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer

ACPICA commit 90310989a0790032f5a0140741ff09b545af4bc5

According to the ACPI specification 19.6.134, no argument is required to be passed for ASL Timer instruction. For taking care of no argument, AML_NO_OPERAND_RESOLVE flag is added to ASL Timer instruction opcode.

When ASL timer instruction interpreted by ACPI interpreter, getting error. After adding AML_NO_OPERAND_RESOLVE flag to ASL Timer instruction opcode, issue is not observed.

============================================================= UBSAN: array-index-out-of-bounds in acpica/dswexec.c:401:12 index -1 is out of range for type 'union acpi_operand_object *[9]' CPU: 37 PID: 1678 Comm: cat Not tainted 6.0.0-dev-th500-6.0.y-1+bcf8c46459e407-generic-64k HW name: NVIDIA BIOS v1.1.1-d7acbfc-dirty 12/19/2022 Call trace: dump_backtrace+0xe0/0x130 show_stack+0x20/0x60 dump_stack_lvl+0x68/0x84 dump_stack+0x18/0x34 ubsan_epilogue+0x10/0x50 __ubsan_handle_out_of_bounds+0x80/0x90 acpi_ds_exec_end_op+0x1bc/0x6d8 acpi_ps_parse_loop+0x57c/0x618 acpi_ps_parse_aml+0x1e0/0x4b4 acpi_ps_execute_method+0x24c/0x2b8 acpi_ns_evaluate+0x3a8/0x4bc acpi_evaluate_object+0x15c/0x37c acpi_evaluate_integer+0x54/0x15c show_power+0x8c/0x12c [acpi_power_meter]

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-129 Improper Validation of Array Index

Affected Products

Product	Versions
LinuxLinux	1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2f2a5905303ae230b5159fcd8cdcd5b3e7ad5e2dAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 23c67fa615c52712bfa02a6dfadbd4656c87c066Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3bf4463e40a17a23f2f261dfd7fe23129bdd04a4Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 625c12dc04a607b79f180ef3ee5a12bf2e3324c0Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 430787056dd3c591eb553d5c3b2717efcf307d4eAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before e1f686930ee4b059c7baa3c3904b2401829f2589Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before b102113469487b460e9e77fe9e00d49c50fe8c86Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3a21ffdbc825e0919db9da0e27ee5ff2cc8a863eAffected
LinuxLinux	2.6.12Affected before 2.6.12Not affected 4.14.326 through 4.14.Not affected 4.19.295 through 4.19.Not affected 5.4.257 through 5.4.Not affected 5.10.197 through 5.10.Not affected 5.15.133 through 5.15.Not affected 6.1.55 through 6.1.Not affected 6.5.5 through 6.5.*Not affected 6.6 and laterNot affected

Product

Versions

LinuxLinux

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2f2a5905303ae230b5159fcd8cdcd5b3e7ad5e2dAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 23c67fa615c52712bfa02a6dfadbd4656c87c066Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3bf4463e40a17a23f2f261dfd7fe23129bdd04a4Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 625c12dc04a607b79f180ef3ee5a12bf2e3324c0Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 430787056dd3c591eb553d5c3b2717efcf307d4eAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before e1f686930ee4b059c7baa3c3904b2401829f2589Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before b102113469487b460e9e77fe9e00d49c50fe8c86Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3a21ffdbc825e0919db9da0e27ee5ff2cc8a863eAffected

LinuxLinux

2.6.12Affected
before 2.6.12Not affected
4.14.326 through 4.14.*Not affected
4.19.295 through 4.19.*Not affected
5.4.257 through 5.4.*Not affected
5.10.197 through 5.10.*Not affected
5.15.133 through 5.15.*Not affected
6.1.55 through 6.1.*Not affected
6.5.5 through 6.5.*Not affected
6.6 and laterNot affected

References

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