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author | Robert Scott <github@humanleg.org.uk> | 2022-08-08 00:50:48 +0100 |
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committer | Winter <winter@winter.cafe> | 2022-08-08 11:16:19 -0400 |
commit | d5aaf15094e607fa87d04486d41db4e771c200fb (patch) | |
tree | a575cf39ca4523d621600173cfd5d97178d120e0 | |
parent | 4bc913e2dc8d850aae3e4a85b677526c84fd5370 (diff) | |
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Revert "zlib: add patch for CVE-2022-37434"
-rw-r--r-- | pkgs/development/libraries/zlib/CVE-2022-37434.patch | 32 | ||||
-rw-r--r-- | pkgs/development/libraries/zlib/default.nix | 1 |
2 files changed, 0 insertions, 33 deletions
diff --git a/pkgs/development/libraries/zlib/CVE-2022-37434.patch b/pkgs/development/libraries/zlib/CVE-2022-37434.patch deleted file mode 100644 index dc84d3a1d38..00000000000 --- a/pkgs/development/libraries/zlib/CVE-2022-37434.patch +++ /dev/null @@ -1,32 +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. ---- - inflate.c | 5 +++-- - 1 file changed, 3 insertions(+), 2 deletions(-) - -diff --git a/inflate.c b/inflate.c -index 7be8c6366..7a7289749 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); diff --git a/pkgs/development/libraries/zlib/default.nix b/pkgs/development/libraries/zlib/default.nix index a51fec31c14..1527be44f7a 100644 --- a/pkgs/development/libraries/zlib/default.nix +++ b/pkgs/development/libraries/zlib/default.nix @@ -48,7 +48,6 @@ stdenv.mkDerivation (rec { # TODO: remove the patch if upstream releases https://github.com/madler/zlib/commit/ec3df00224d4b396e2ac6586ab5d25f673caa4c2 # see https://github.com/NixOS/nixpkgs/issues/170539 for history. ./comprehensive-crc-validation-for-wrong-implementations.patch - ./CVE-2022-37434.patch ]; strictDeps = true; |