From d39c0d89d832278e778f7cff0f355a12fff19cd3 Mon Sep 17 00:00:00 2001 From: Milan Broz Date: Tue, 22 Nov 2022 12:37:11 +0100 Subject: [PATCH] libblkid: fix misaligned-address in probe_erofs Erofs on-disk superblock struct should be marked as packed to avoid default struct members alignment. Fix OSS-Fuzz issue 53615 --- libblkid/src/superblocks/erofs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libblkid/src/superblocks/erofs.c b/libblkid/src/superblocks/erofs.c index 452bb8d3bd..c7dc22db90 100644 --- a/libblkid/src/superblocks/erofs.c +++ b/libblkid/src/superblocks/erofs.c @@ -39,7 +39,7 @@ struct erofs_super_block { uint8_t volume_name[16]; uint32_t feature_incompat; uint8_t reserved2[44]; -}; +} __attribute__((packed)); static int erofs_verify_checksum(blkid_probe pr, const struct blkid_idmag *mag, const struct erofs_super_block *sb) -- 2.47.3