From: zhengruoqin <zhengrq.f...@fujitsu.com> 0001-decompress_gunzip-Fix-DoS-if-gzip-is-corrupt.patch removed since it is included in 1.33.1
Signed-off-by: Zheng Ruoqin <zhengrq.f...@cn.fujitsu.com> Signed-off-by: Richard Purdie <richard.pur...@linuxfoundation.org> (cherry picked from commit 544236b12a72ee5be5ef0147249ead112082b871) Signed-off-by: Mingli Yu <mingli...@windriver.com> Signed-off-by: Anuj Mittal <anuj.mit...@intel.com> --- ...ss_gunzip-Fix-DoS-if-gzip-is-corrupt.patch | 58 ------------------- .../{busybox_1.33.0.bb => busybox_1.33.1.bb} | 3 +- 2 files changed, 1 insertion(+), 60 deletions(-) delete mode 100644 meta/recipes-core/busybox/busybox/0001-decompress_gunzip-Fix-DoS-if-gzip-is-corrupt.patch rename meta/recipes-core/busybox/{busybox_1.33.0.bb => busybox_1.33.1.bb} (92%) diff --git a/meta/recipes-core/busybox/busybox/0001-decompress_gunzip-Fix-DoS-if-gzip-is-corrupt.patch b/meta/recipes-core/busybox/busybox/0001-decompress_gunzip-Fix-DoS-if-gzip-is-corrupt.patch deleted file mode 100644 index 67c9f189cc..0000000000 --- a/meta/recipes-core/busybox/busybox/0001-decompress_gunzip-Fix-DoS-if-gzip-is-corrupt.patch +++ /dev/null @@ -1,58 +0,0 @@ -From fe791386ebc270219ca00406c9fdadc5130b64ee Mon Sep 17 00:00:00 2001 -From: Samuel Sapalski <samuel.sapal...@nokia.com> -Date: Wed, 3 Mar 2021 16:31:22 +0100 -Subject: [PATCH] decompress_gunzip: Fix DoS if gzip is corrupt - -On certain corrupt gzip files, huft_build will set the error bit on -the result pointer. If afterwards abort_unzip is called huft_free -might run into a segmentation fault or an invalid pointer to -free(p). - -In order to mitigate this, we check in huft_free if the error bit -is set and clear it before the linked list is freed. - -Signed-off-by: Samuel Sapalski <samuel.sapal...@nokia.com> -Signed-off-by: Peter Kaestle <peter.kaes...@nokia.com> -Signed-off-by: Denys Vlasenko <vda.li...@googlemail.com> - -Upstream-Status: Backport -CVE: CVE-2021-28831 -Signed-off-by: Chen Qi <qi.c...@windriver.com> ---- - archival/libarchive/decompress_gunzip.c | 12 ++++++++++-- - 1 file changed, 10 insertions(+), 2 deletions(-) - -diff --git a/archival/libarchive/decompress_gunzip.c b/archival/libarchive/decompress_gunzip.c -index eb3b64930..e93cd5005 100644 ---- a/archival/libarchive/decompress_gunzip.c -+++ b/archival/libarchive/decompress_gunzip.c -@@ -220,10 +220,20 @@ static const uint8_t border[] ALIGN1 = { - * each table. - * t: table to free - */ -+#define BAD_HUFT(p) ((uintptr_t)(p) & 1) -+#define ERR_RET ((huft_t*)(uintptr_t)1) - static void huft_free(huft_t *p) - { - huft_t *q; - -+ /* -+ * If 'p' has the error bit set we have to clear it, otherwise we might run -+ * into a segmentation fault or an invalid pointer to free(p) -+ */ -+ if (BAD_HUFT(p)) { -+ p = (huft_t*)((uintptr_t)(p) ^ (uintptr_t)(ERR_RET)); -+ } -+ - /* Go through linked list, freeing from the malloced (t[-1]) address. */ - while (p) { - q = (--p)->v.t; -@@ -289,8 +299,6 @@ static unsigned fill_bitbuffer(STATE_PARAM unsigned bitbuffer, unsigned *current - * or a valid pointer to a Huffman table, ORed with 0x1 if incompete table - * is given: "fixed inflate" decoder feeds us such data. - */ --#define BAD_HUFT(p) ((uintptr_t)(p) & 1) --#define ERR_RET ((huft_t*)(uintptr_t)1) - static huft_t* huft_build(const unsigned *b, const unsigned n, - const unsigned s, const struct cp_ext *cp_ext, - unsigned *m) diff --git a/meta/recipes-core/busybox/busybox_1.33.0.bb b/meta/recipes-core/busybox/busybox_1.33.1.bb similarity index 92% rename from meta/recipes-core/busybox/busybox_1.33.0.bb rename to meta/recipes-core/busybox/busybox_1.33.1.bb index b2a30ba16f..3a70a8056e 100644 --- a/meta/recipes-core/busybox/busybox_1.33.0.bb +++ b/meta/recipes-core/busybox/busybox_1.33.1.bb @@ -46,9 +46,8 @@ SRC_URI = "https://busybox.net/downloads/busybox-${PV}.tar.bz2;name=tarball \ file://0001-sysctl-ignore-EIO-of-stable_secret-below-proc-sys-ne.patch \ file://rev.cfg \ file://pgrep.cfg \ - file://0001-decompress_gunzip-Fix-DoS-if-gzip-is-corrupt.patch \ file://0001-gen_build_files-Use-C-locale-when-calling-sed-on-glo.patch \ " SRC_URI_append_libc-musl = " file://musl.cfg " -SRC_URI[tarball.sha256sum] = "d568681c91a85edc6710770cebc1e80e042ad74d305b5c2e6d57a5f3de3b8fbd" +SRC_URI[tarball.sha256sum] = "12cec6bd2b16d8a9446dd16130f2b92982f1819f6e1c5f5887b6db03f5660d28" -- 2.31.1
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