From 5c11937348debf57e3a87c7c6a6c0429fd756eca Mon Sep 17 00:00:00 2001 From: Wenlin Kang Date: Tue, 15 Oct 2019 15:27:43 +0800 Subject: sysstat: fix CVE-2019-16167 This commit is another part of CVE-2019-16167, please see https://github.com/sysstat/sysstat/issues/232. Signed-off-by: Wenlin Kang Signed-off-by: Richard Purdie (cherry picked from commit 586c045eb81b79200b46bf743f5d3fdb5f68c12d) Signed-off-by: Armin Kuster --- ...ory-corruption-bug-due-to-Integer-Overflo.patch | 46 ++++++++++++++++++++++ meta/recipes-extended/sysstat/sysstat_12.1.6.bb | 4 +- 2 files changed, 49 insertions(+), 1 deletion(-) create mode 100644 meta/recipes-extended/sysstat/sysstat/0001-Fix-232-Memory-corruption-bug-due-to-Integer-Overflo.patch diff --git a/meta/recipes-extended/sysstat/sysstat/0001-Fix-232-Memory-corruption-bug-due-to-Integer-Overflo.patch b/meta/recipes-extended/sysstat/sysstat/0001-Fix-232-Memory-corruption-bug-due-to-Integer-Overflo.patch new file mode 100644 index 0000000000..46b111806c --- /dev/null +++ b/meta/recipes-extended/sysstat/sysstat/0001-Fix-232-Memory-corruption-bug-due-to-Integer-Overflo.patch @@ -0,0 +1,46 @@ +From 603ae4ed8cd65abf0776ef7f68354a5c24a3411c Mon Sep 17 00:00:00 2001 +From: Sebastien GODARD +Date: Tue, 15 Oct 2019 14:39:33 +0800 +Subject: [PATCH] Fix #232: Memory corruption bug due to Integer Overflow in + remap_struct() + +Try to avoid integer overflow when reading a corrupted binary datafile +with sadf. + +Upstream-Status: Backport [https://github.com/sysstat/sysstat/commit/83fad9c895d1ac13f76af5883b7451b3302beef5] +CVE: CVE-2019-16167 + +Signed-off-by: Sebastien GODARD +Signed-off-by: Wenlin Kang +--- + sa_common.c | 7 +++++-- + 1 file changed, 5 insertions(+), 2 deletions(-) + +diff --git a/sa_common.c b/sa_common.c +index 395c11c..cfa9007 100644 +--- a/sa_common.c ++++ b/sa_common.c +@@ -1336,7 +1336,8 @@ int remap_struct(unsigned int gtypes_nr[], unsigned int ftypes_nr[], + /* Remap [unsigned] int fields */ + d = gtypes_nr[1] - ftypes_nr[1]; + if (d) { +- if (ftypes_nr[1] * UL_ALIGNMENT_WIDTH < ftypes_nr[1]) ++ if (gtypes_nr[0] * ULL_ALIGNMENT_WIDTH + ++ ftypes_nr[1] * UL_ALIGNMENT_WIDTH < ftypes_nr[1]) + /* Overflow */ + return -1; + +@@ -1365,7 +1366,9 @@ int remap_struct(unsigned int gtypes_nr[], unsigned int ftypes_nr[], + /* Remap possible fields (like strings of chars) following int fields */ + d = gtypes_nr[2] - ftypes_nr[2]; + if (d) { +- if (ftypes_nr[2] * U_ALIGNMENT_WIDTH < ftypes_nr[2]) ++ if (gtypes_nr[0] * ULL_ALIGNMENT_WIDTH + ++ gtypes_nr[1] * UL_ALIGNMENT_WIDTH + ++ ftypes_nr[2] * U_ALIGNMENT_WIDTH < ftypes_nr[2]) + /* Overflow */ + return -1; + +-- +1.9.1 + diff --git a/meta/recipes-extended/sysstat/sysstat_12.1.6.bb b/meta/recipes-extended/sysstat/sysstat_12.1.6.bb index 8cf8c36d9b..362888d506 100644 --- a/meta/recipes-extended/sysstat/sysstat_12.1.6.bb +++ b/meta/recipes-extended/sysstat/sysstat_12.1.6.bb @@ -2,7 +2,9 @@ require sysstat.inc LIC_FILES_CHKSUM = "file://COPYING;md5=a23a74b3f4caf9616230789d94217acb" -SRC_URI += "file://0001-Include-needed-headers-explicitly.patch" +SRC_URI += "file://0001-Include-needed-headers-explicitly.patch \ + file://0001-Fix-232-Memory-corruption-bug-due-to-Integer-Overflo.patch \ +" SRC_URI[md5sum] = "d8e3bbb9c873dd370f6d33664e326570" SRC_URI[sha256sum] = "f752f3c406153a6fc446496f1102872505ace3f0931d975c1d664c81ec09f129" -- cgit 1.2.3-korg