From 22886cf6f37d9a5c6ff90e10e0c17ed7f6321305 Mon Sep 17 00:00:00 2001 From: Yi Zhao Date: Wed, 11 Jul 2018 11:23:44 +0800 Subject: file: Security fix CVE-2018-10360 CVE-2018-10360: The do_core_note function in readelf.c in libmagic.a in file 5.33 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted ELF file. References: https://nvd.nist.gov/vuln/detail/CVE-2018-10360 Patch from: https://github.com/file/file/commit/a642587a9c9e2dd7feacdf513c3643ce26ad3c22 Signed-off-by: Yi Zhao Signed-off-by: Ross Burton --- .../file/file/CVE-2018-10360.patch | 32 ++++++++++++++++++++++ meta/recipes-devtools/file/file_5.33.bb | 1 + 2 files changed, 33 insertions(+) create mode 100644 meta/recipes-devtools/file/file/CVE-2018-10360.patch (limited to 'meta/recipes-devtools') diff --git a/meta/recipes-devtools/file/file/CVE-2018-10360.patch b/meta/recipes-devtools/file/file/CVE-2018-10360.patch new file mode 100644 index 0000000000..7f5671b834 --- /dev/null +++ b/meta/recipes-devtools/file/file/CVE-2018-10360.patch @@ -0,0 +1,32 @@ +From df494f4ca494b5e1044052d96a6092a16ef1f6b3 Mon Sep 17 00:00:00 2001 +From: Christos Zoulas +Date: Sat, 9 Jun 2018 16:00:06 +0000 +Subject: [PATCH] Avoid reading past the end of buffer (Rui Reis) + +Upstream-Status: Backport +[https://github.com/file/file/commit/a642587a9c9e2dd7feacdf513c3643ce26ad3c22] + +CVE: CVE-2018-10360 + +Signed-off-by: Yi Zhao +--- + src/readelf.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/src/readelf.c b/src/readelf.c +index 3df0836..d96a538 100644 +--- a/src/readelf.c ++++ b/src/readelf.c +@@ -825,7 +825,8 @@ do_core_note(struct magic_set *ms, unsigned char *nbuf, uint32_t type, + + cname = (unsigned char *) + &nbuf[doff + prpsoffsets(i)]; +- for (cp = cname; *cp && isprint(*cp); cp++) ++ for (cp = cname; cp < nbuf + size && *cp ++ && isprint(*cp); cp++) + continue; + /* + * Linux apparently appends a space at the end +-- +2.7.4 + diff --git a/meta/recipes-devtools/file/file_5.33.bb b/meta/recipes-devtools/file/file_5.33.bb index 4126422b38..745ef10951 100644 --- a/meta/recipes-devtools/file/file_5.33.bb +++ b/meta/recipes-devtools/file/file_5.33.bb @@ -16,6 +16,7 @@ UPSTREAM_CHECK_GITTAGREGEX = "FILE(?P(?!6_23).+)" SRC_URI = "git://github.com/file/file.git \ file://debian-742262.patch \ + file://CVE-2018-10360.patch \ " SRCREV = "219846094c7593e27453e62855e61181089c48cf" -- cgit 1.2.3-korg