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authorMark Wielaard <[email protected]>2024-06-23 01:09:29 +0200
committerMark Wielaard <[email protected]>2024-06-23 01:09:39 +0200
commit563d9d8d12c123ad48fd55a5b0e17840f5e78080 (patch)
tree215235b9130b5ba2d42d3c4c67a8802f487974ce /libelf
parent906b5edb8602f188218cc432481ed893644bc534 (diff)
libelf: elf32_getshdr might leak section header when out of memory
Found by GCC -fanalyzer. When allocating the notcvt buffer fails we leak the shdr. goto free_and_out on malloc failure. * libelf/elf32_getshdr.c (load_shdr_wrlock): goto free_and_out on second malloc failure. Signed-off-by: Mark Wielaard <[email protected]>
Diffstat (limited to 'libelf')
-rw-r--r--libelf/elf32_getshdr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libelf/elf32_getshdr.c b/libelf/elf32_getshdr.c
index fc696302..19b690a8 100644
--- a/libelf/elf32_getshdr.c
+++ b/libelf/elf32_getshdr.c
@@ -126,7 +126,7 @@ load_shdr_wrlock (Elf_Scn *scn)
if (unlikely (notcvt == NULL))
{
__libelf_seterrno (ELF_E_NOMEM);
- goto out;
+ goto free_and_out;
}
memcpy (notcvt, ((char *) elf->map_address
+ elf->start_offset + ehdr->e_shoff),