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092e72c9ed
linux/drivers/firmware
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Dan Carpenter 092e72c9ed efi/efi_test: Prevent an Oops in efi_runtime_query_capsulecaps() 
If "qcaps.capsule_count" is ULONG_MAX then "qcaps.capsule_count + 1"
will overflow to zero and kcalloc() will return the ZERO_SIZE_PTR.  We
try to dereference it inside the loop and crash.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Ivan Hu <ivan.hu@canonical.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-efi@vger.kernel.org
Fixes: ff6301dabc ("efi: Add efi_test driver for exporting UEFI runtime service interfaces")
Link: http://lkml.kernel.org/r/20171025100448.26056-2-ard.biesheuvel@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-10-25 12:10:59 +02:00
..
broadcom tree-wide: replace config_enabled() with IS_ENABLED() 2016-08-04 08:50:07 -04:00
efi efi/efi_test: Prevent an Oops in efi_runtime_query_capsulecaps() 2017-10-25 12:10:59 +02:00
google dmi: Mark all struct dmi_system_id instances const 2017-09-14 11:59:30 +02:00
meson firmware: meson-sm: Allow 0 as valid return value 2017-03-23 12:22:40 -07:00
tegra firmware: tegra: set drvdata earlier 2017-08-17 13:08:08 +02:00
arm_scpi.c ARM SCPI fixes for v4.14 2017-08-24 15:51:54 +02:00
dcdbas.c firmware/dcdbas: Constify attribute_group structures 2017-08-21 09:43:51 +02:00
dcdbas.h
dell_rbu.c
dmi_scan.c firmware: dmi_scan: Check DMI structure length 2017-06-15 13:46:01 +02:00
dmi-id.c firmware: dmi: Fix permissions of product_family 2017-06-15 13:46:01 +02:00
dmi-sysfs.c x86, mpparse, x86/acpi, x86/PCI, x86/dmi, SFI: Use memremap() for RAM mappings 2017-07-18 11:37:58 +02:00
edd.c
iscsi_ibft_find.c
iscsi_ibft.c ibft: Expose iBFT acpi header via sysfs 2016-05-16 11:14:29 -04:00
Kconfig firmware: arm_scpi: Add hardware dependencies 2017-01-30 21:09:43 -08:00
Makefile Merge branch 'for-4.10-ti-sci-base' of https://github.com/t-kristo/linux-pm into next/drivers 2016-11-30 17:13:13 +01:00
memmap.c drivers/firmware/memmap.c: fix kernel-doc format 2015-06-25 17:00:41 -07:00
pcdp.c x86, mpparse, x86/acpi, x86/PCI, x86/dmi, SFI: Use memremap() for RAM mappings 2017-07-18 11:37:58 +02:00
pcdp.h
psci_checker.c sched/headers: Prepare for new header dependencies before moving code to <uapi/linux/sched/types.h> 2017-03-02 08:42:27 +01:00
psci.c firmware: Convert to using %pOF instead of full_name 2017-08-16 17:19:50 +02:00
qcom_scm-32.c firmware: qcom_scm: add two scm calls for iommu secure page table 2017-03-28 16:03:21 -05:00
qcom_scm-64.c firmware: qcom_scm: add two scm calls for iommu secure page table 2017-03-28 16:03:21 -05:00
qcom_scm.c firmware: qcom_scm: add two scm calls for iommu secure page table 2017-03-28 16:03:21 -05:00
qcom_scm.h firmware: qcom_scm: add two scm calls for iommu secure page table 2017-03-28 16:03:21 -05:00
qemu_fw_cfg.c driver core update for 4.7-rc1 2016-05-20 21:26:15 -07:00
raspberrypi.c ARM: bcm2835: Add the Raspberry Pi firmware driver 2015-10-14 15:30:06 -07:00
scpi_pm_domain.c firmware: scpi: add device power domain support using genpd 2016-06-21 10:26:51 +01:00
ti_sci.c firmware: ti_sci: fix strncat length check 2017-05-19 10:31:36 +02:00
ti_sci.h firmware: ti_sci: Add support for reboot core service 2016-10-27 12:09:12 +03:00