diff options
Diffstat (limited to 'meta/recipes-extended/less/less/CVE-2022-48624.patch')
| -rw-r--r-- | meta/recipes-extended/less/less/CVE-2022-48624.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/meta/recipes-extended/less/less/CVE-2022-48624.patch b/meta/recipes-extended/less/less/CVE-2022-48624.patch new file mode 100644 index 0000000000..409730bd4f --- /dev/null +++ b/meta/recipes-extended/less/less/CVE-2022-48624.patch @@ -0,0 +1,41 @@ +From c6ac6de49698be84d264a0c4c0c40bb870b10144 Mon Sep 17 00:00:00 2001 +From: Mark Nudelman <markn@greenwoodsoftware.com> +Date: Sat, 25 Jun 2022 11:54:43 -0700 +Subject: [PATCH] Shell-quote filenames when invoking LESSCLOSE. + +Upstream-Status: Backport [https://github.com/gwsw/less/commit/c6ac6de49698be84d264a0c4c0c40bb870b10144] +CVE: CVE-2022-48624 +Signed-off-by: Vijay Anusuri <vanusuri@mvista.com> +--- + filename.c | 10 ++++++++-- + 1 file changed, 8 insertions(+), 2 deletions(-) + +diff --git a/filename.c b/filename.c +index 5824e385..dff20c08 100644 +--- a/filename.c ++++ b/filename.c +@@ -972,6 +972,8 @@ close_altfile(altfilename, filename) + { + #if HAVE_POPEN + char *lessclose; ++ char *qfilename; ++ char *qaltfilename; + FILE *fd; + char *cmd; + int len; +@@ -986,9 +988,13 @@ close_altfile(altfilename, filename) + error("LESSCLOSE ignored; must contain no more than 2 %%s", NULL_PARG); + return; + } +- len = (int) (strlen(lessclose) + strlen(filename) + strlen(altfilename) + 2); ++ qfilename = shell_quote(filename); ++ qaltfilename = shell_quote(altfilename); ++ len = (int) (strlen(lessclose) + strlen(qfilename) + strlen(qaltfilename) + 2); + cmd = (char *) ecalloc(len, sizeof(char)); +- SNPRINTF2(cmd, len, lessclose, filename, altfilename); ++ SNPRINTF2(cmd, len, lessclose, qfilename, qaltfilename); ++ free(qaltfilename); ++ free(qfilename); + fd = shellcmd(cmd); + free(cmd); + if (fd != NULL) |