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pe-binary: actually check if PE binary is UEFI binary when determining if UKI

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If it's not a UEFI binary, then it's not a UKI.
This commit is contained in:
Lennart Poettering 2023-09-29 18:55:31 +02:00
parent 16f094cfbb
commit ef2dbc9c40
2 changed files with 5 additions and 0 deletions
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3
src/shared/pe-binary.c
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@ -231,6 +231,9 @@ bool pe_is_uki(const PeHeader *pe_header, const IMAGE_SECTION_HEADER *sections)
assert(pe_header);
assert(sections || le16toh(pe_header->pe.NumberOfSections) == 0);
if (le16toh(pe_header->optional.Subsystem) != IMAGE_SUBSYSTEM_EFI_APPLICATION)
return false;
return
pe_header_find_section(pe_header, sections, ".osrel") &&
pe_header_find_section(pe_header, sections, ".linux") &&

2
src/shared/pe-binary.h
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@ -123,6 +123,8 @@ typedef struct _packed_ _IMAGE_SECTION_HEADER {
le32_t Characteristics;
} IMAGE_SECTION_HEADER;
#define IMAGE_SUBSYSTEM_EFI_APPLICATION 10
bool pe_header_is_64bit(const PeHeader *h);
#define PE_HEADER_OPTIONAL_FIELD(h, field) \