diff options
Diffstat (limited to 'meta/recipes-core/zlib/zlib/0001-Fix-a-bug-when-getting-a-gzip-header-extra-field-wit.patch')
-rw-r--r-- | meta/recipes-core/zlib/zlib/0001-Fix-a-bug-when-getting-a-gzip-header-extra-field-wit.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/meta/recipes-core/zlib/zlib/0001-Fix-a-bug-when-getting-a-gzip-header-extra-field-wit.patch b/meta/recipes-core/zlib/zlib/0001-Fix-a-bug-when-getting-a-gzip-header-extra-field-wit.patch deleted file mode 100644 index 96ab563121..0000000000 --- a/meta/recipes-core/zlib/zlib/0001-Fix-a-bug-when-getting-a-gzip-header-extra-field-wit.patch +++ /dev/null @@ -1,38 +0,0 @@ -From eff308af425b67093bab25f80f1ae950166bece1 Mon Sep 17 00:00:00 2001 -From: Mark Adler <fork@madler.net> -Date: Sat, 30 Jul 2022 15:51:11 -0700 -Subject: [PATCH] Fix a bug when getting a gzip header extra field with inflate(). - -If the extra field was larger than the space the user provided with -inflateGetHeader(), and if multiple calls of inflate() delivered -the extra header data, then there could be a buffer overflow of the -provided space. This commit assures that provided space is not -exceeded. - -CVE: CVE-2022-37434 -Upstream-Status: Backport [https://github.com/madler/zlib/commit/eff308af425b67093bab25f80f1ae950166be] -Signed-off-by: Khem Raj <raj.khem@gmail.com> ---- - inflate.c | 5 +++-- - 1 file changed, 3 insertions(+), 2 deletions(-) - -diff --git a/inflate.c b/inflate.c -index 7be8c63..7a72897 100644 ---- a/inflate.c -+++ b/inflate.c -@@ -763,9 +763,10 @@ int flush; - copy = state->length; - if (copy > have) copy = have; - if (copy) { -+ len = state->head->extra_len - state->length; - if (state->head != Z_NULL && -- state->head->extra != Z_NULL) { -- len = state->head->extra_len - state->length; -+ state->head->extra != Z_NULL && -+ len < state->head->extra_max) { - zmemcpy(state->head->extra + len, next, - len + copy > state->head->extra_max ? - state->head->extra_max - len : copy); --- -2.37.2 - |