github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-07-29 02:31:27 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

ACPICA: Fix condition check in acpi_ps_parse_loop()

Browse Source 
Fix condition check for AML_ELSE_OP in acpi_ps_parse_loop() to prevent
out-of-bounds access.

Link: https://github.com/acpica/acpica/commit/3b537b92336e
Signed-off-by: ikaros <void0red@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/1959692.tdWV9SEqCh@rafael.j.wysocki
This commit is contained in:
ikaros 2026-05-27 19:53:12 +02:00 committed by Rafael J. Wysocki
parent 7e1f091e1c
commit 8de27e2d83
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/acpi/acpica/psloop.c
View File

@ -425,7 +425,10 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state)
ACPI_ERROR((AE_INFO,
"Skipping While/If block"));
if (*walk_state->aml == AML_ELSE_OP) {
if ((walk_state->aml <
parser_state->aml_end)
&& (*walk_state->aml ==
AML_ELSE_OP)) {
ACPI_ERROR((AE_INFO,
"Skipping Else block"));
walk_state->parser_state.aml =