[PATCH openEuler-22.03-LTS-SP1] drm/amd: Fix UBSAN array-index-out-of-bounds for Polaris and Tonga
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From: Mario Limonciello <mario.limonciello@amd.com> stable inclusion from stable-v5.10.202 commit 8c1dbddbfcb051e82cea0c197c620f9dcdc38e92 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/I9RFE8 CVE: CVE-2023-52819 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=... -------------------------------- [ Upstream commit 0f0e59075b5c22f1e871fbd508d6e4f495048356 ] For pptable structs that use flexible array sizes, use flexible arrays. Link: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2036742 Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Wenyu Huang <huangwenyu5@huawei.com> --- .../gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h index 1e870f58dd12..153459262a7e 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h @@ -164,7 +164,7 @@ typedef struct _ATOM_Tonga_State { typedef struct _ATOM_Tonga_State_Array { UCHAR ucRevId; UCHAR ucNumEntries; /* Number of entries. */ - ATOM_Tonga_State entries[1]; /* Dynamically allocate entries. */ + ATOM_Tonga_State entries[]; /* Dynamically allocate entries. */ } ATOM_Tonga_State_Array; typedef struct _ATOM_Tonga_MCLK_Dependency_Record { @@ -210,7 +210,7 @@ typedef struct _ATOM_Polaris_SCLK_Dependency_Record { typedef struct _ATOM_Polaris_SCLK_Dependency_Table { UCHAR ucRevId; UCHAR ucNumEntries; /* Number of entries. */ - ATOM_Polaris_SCLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */ + ATOM_Polaris_SCLK_Dependency_Record entries[]; /* Dynamically allocate entries. */ } ATOM_Polaris_SCLK_Dependency_Table; typedef struct _ATOM_Tonga_PCIE_Record { @@ -222,7 +222,7 @@ typedef struct _ATOM_Tonga_PCIE_Record { typedef struct _ATOM_Tonga_PCIE_Table { UCHAR ucRevId; UCHAR ucNumEntries; /* Number of entries. */ - ATOM_Tonga_PCIE_Record entries[1]; /* Dynamically allocate entries. */ + ATOM_Tonga_PCIE_Record entries[]; /* Dynamically allocate entries. */ } ATOM_Tonga_PCIE_Table; typedef struct _ATOM_Polaris10_PCIE_Record { @@ -235,7 +235,7 @@ typedef struct _ATOM_Polaris10_PCIE_Record { typedef struct _ATOM_Polaris10_PCIE_Table { UCHAR ucRevId; UCHAR ucNumEntries; /* Number of entries. */ - ATOM_Polaris10_PCIE_Record entries[1]; /* Dynamically allocate entries. */ + ATOM_Polaris10_PCIE_Record entries[]; /* Dynamically allocate entries. */ } ATOM_Polaris10_PCIE_Table; @@ -252,7 +252,7 @@ typedef struct _ATOM_Tonga_MM_Dependency_Record { typedef struct _ATOM_Tonga_MM_Dependency_Table { UCHAR ucRevId; UCHAR ucNumEntries; /* Number of entries. */ - ATOM_Tonga_MM_Dependency_Record entries[1]; /* Dynamically allocate entries. */ + ATOM_Tonga_MM_Dependency_Record entries[]; /* Dynamically allocate entries. */ } ATOM_Tonga_MM_Dependency_Table; typedef struct _ATOM_Tonga_Voltage_Lookup_Record { @@ -265,7 +265,7 @@ typedef struct _ATOM_Tonga_Voltage_Lookup_Record { typedef struct _ATOM_Tonga_Voltage_Lookup_Table { UCHAR ucRevId; UCHAR ucNumEntries; /* Number of entries. */ - ATOM_Tonga_Voltage_Lookup_Record entries[1]; /* Dynamically allocate entries. */ + ATOM_Tonga_Voltage_Lookup_Record entries[]; /* Dynamically allocate entries. */ } ATOM_Tonga_Voltage_Lookup_Table; typedef struct _ATOM_Tonga_Fan_Table { -- 2.34.1
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反馈: 您发送到kernel@openeuler.org的补丁/补丁集,已成功转换为PR! PR链接地址: https://gitee.com/openeuler/kernel/pulls/8311 邮件列表地址:https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/F... FeedBack: The patch(es) which you have sent to kernel@openeuler.org mailing list has been converted to a pull request successfully! Pull request link: https://gitee.com/openeuler/kernel/pulls/8311 Mailing list address: https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/F...
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