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| author |   Marta Rybczynska <rybczynska@gmail.com> | 2022-02-18 11:05:14 +0100 |
|---|---|---|
| committer |   Steve Sakoman <steve@sakoman.com> | 2022-02-23 05:00:41 -1000 |
| commit | 1b192247fa913c29f5cdf22abe4e71a509b3861e (patch) | |
| tree | 91d825cc6cf3deb1e7f2161dc30814e15399f97a /meta/recipes-bsp/grub/files/0006-kern-efi-Fix-memory-leak-on-failure.patch | |
| parent | 7f08d97fb6a0ff9c779f788df150b54de8af2708 (diff) | |
| download | openembedded-core-1b192247fa913c29f5cdf22abe4e71a509b3861e.tar.gz | |
grub: fix memory leak at error in grub_efi_get_filename()
This change fixes a memory leak on error in grub_efi_get_filename().
It is a part of a security series [1].
[1] https://lists.gnu.org/archive/html/grub-devel/2021-03/msg00007.html
Signed-off-by: Marta Rybczynska <marta.rybczynska@huawei.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Diffstat (limited to 'meta/recipes-bsp/grub/files/0006-kern-efi-Fix-memory-leak-on-failure.patch')
| -rw-r--r-- | meta/recipes-bsp/grub/files/0006-kern-efi-Fix-memory-leak-on-failure.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/meta/recipes-bsp/grub/files/0006-kern-efi-Fix-memory-leak-on-failure.patch b/meta/recipes-bsp/grub/files/0006-kern-efi-Fix-memory-leak-on-failure.patch new file mode 100644 index 0000000000..9d7327cee6 --- /dev/null +++ b/meta/recipes-bsp/grub/files/0006-kern-efi-Fix-memory-leak-on-failure.patch @@ -0,0 +1,30 @@ +From d4fd0243920b71cc6e03cc0cadf23b4fe03c352f Mon Sep 17 00:00:00 2001 +From: Darren Kenny <darren.kenny@oracle.com> +Date: Thu, 5 Nov 2020 10:15:25 +0000 +Subject: [PATCH] kern/efi: Fix memory leak on failure + +Free the memory allocated to name before returning on failure. + +Fixes: CID 296222 + +Signed-off-by: Darren Kenny <darren.kenny@oracle.com> +Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com> + +Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/grub.git/commit/?id=ed286ceba6015d37a9304f04602451c47bf195d7] +Signed-off-by: Marta Rybczynska <marta.rybczynska@huawei.com> +--- + grub-core/kern/efi/efi.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/grub-core/kern/efi/efi.c b/grub-core/kern/efi/efi.c +index 6a38080..baeeef0 100644 +--- a/grub-core/kern/efi/efi.c ++++ b/grub-core/kern/efi/efi.c +@@ -415,6 +415,7 @@ grub_efi_get_filename (grub_efi_device_path_t *dp0) + { + grub_error (GRUB_ERR_OUT_OF_RANGE, + "malformed EFI Device Path node has length=%d", len); ++ grub_free (name); + return NULL; + } + |