diff options
Diffstat (limited to 'package/utils/busybox/patches/001-CVE-2022-30065-awk-fix-use-after-free.patch')
| -rw-r--r-- | package/utils/busybox/patches/001-CVE-2022-30065-awk-fix-use-after-free.patch | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/package/utils/busybox/patches/001-CVE-2022-30065-awk-fix-use-after-free.patch b/package/utils/busybox/patches/001-CVE-2022-30065-awk-fix-use-after-free.patch deleted file mode 100644 index 7dcb9dff3f..0000000000 --- a/package/utils/busybox/patches/001-CVE-2022-30065-awk-fix-use-after-free.patch +++ /dev/null @@ -1,42 +0,0 @@ -From e63d7cdfdac78c6fd27e9e63150335767592b85e Mon Sep 17 00:00:00 2001 -From: Natanael Copa <ncopa@alpinelinux.org> -Date: Fri, 17 Jun 2022 17:45:34 +0200 -Subject: awk: fix use after free (CVE-2022-30065) - -fixes https://bugs.busybox.net/show_bug.cgi?id=14781 - -function old new delta -evaluate 3343 3357 +14 - -Signed-off-by: Natanael Copa <ncopa@alpinelinux.org> -Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com> ---- - editors/awk.c | 3 +++ - testsuite/awk.tests | 6 ++++++ - 2 files changed, 9 insertions(+) - ---- a/editors/awk.c -+++ b/editors/awk.c -@@ -3114,6 +3114,9 @@ static var *evaluate(node *op, var *res) - - case XC( OC_MOVE ): - debug_printf_eval("MOVE\n"); -+ /* make sure that we never return a temp var */ -+ if (L.v == TMPVAR0) -+ L.v = res; - /* if source is a temporary string, jusk relink it to dest */ - if (R.v == TMPVAR1 - && !(R.v->type & VF_NUMBER) ---- a/testsuite/awk.tests -+++ b/testsuite/awk.tests -@@ -469,4 +469,10 @@ testing 'awk printf %% prints one %' \ - "%\n" \ - '' '' - -+testing 'awk assign while test' \ -+ "awk '\$1==\$1=\"foo\" {print \$1}'" \ -+ "foo\n" \ -+ "" \ -+ "foo" -+ - exit $FAILCOUNT |