From: Vijay Anusuri <vanus...@mvista.com> Upstream-Status: Backport [https://github.com/gwsw/less/commit/c6ac6de49698be84d264a0c4c0c40bb870b10144]
Signed-off-by: Vijay Anusuri <vanus...@mvista.com> --- .../less/less/CVE-2022-48624.patch | 41 +++++++++++++++++++ meta/recipes-extended/less/less_551.bb | 1 + 2 files changed, 42 insertions(+) create mode 100644 meta/recipes-extended/less/less/CVE-2022-48624.patch 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 <ma...@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 <vanus...@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) diff --git a/meta/recipes-extended/less/less_551.bb b/meta/recipes-extended/less/less_551.bb index a818c68fc7..401f40bed5 100644 --- a/meta/recipes-extended/less/less_551.bb +++ b/meta/recipes-extended/less/less_551.bb @@ -26,6 +26,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504 \ DEPENDS = "ncurses" SRC_URI = "http://www.greenwoodsoftware.com/${BPN}/${BPN}-${PV}.tar.gz \ + file://CVE-2022-48624.patch \ " SRC_URI[md5sum] = "4ad4408b06d7a6626a055cb453f36819" -- 2.25.1
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