diff --git a/meta-oe/recipes-security/nmap/files/CVE-2026-72712.patch b/meta-oe/recipes-security/nmap/files/CVE-2026-72712.patch new file mode 100644 index 0000000000..8e47810e0d --- /dev/null +++ b/meta-oe/recipes-security/nmap/files/CVE-2026-72712.patch @@ -0,0 +1,50 @@ +From 1c14f984d3b5574099db3a0cf415e74b70330128 Mon Sep 17 00:00:00 2001 +From: dmiller +Date: Thu, 11 Jun 2026 18:31:31 +0000 +Subject: [PATCH] Stop parsing on a zero-length packet option + +Fixes #3368. Closes #3373. + +CVE: CVE-2026-72712 +Upstream-Status: Backport [https://github.com/nmap/nmap/commit/7ef4ee030a0023fe22616387a000032e1a678b6a] + +Backport Changes: +- Omitted the upstream CHANGELOG hunk because its master-branch context + is absent from the Wrynose nmap 7.95 changelog. The + nselib/packet.lua security fix is retained verbatim. + +Signed-off-by: Ashishkumar Parmar +--- + nselib/packet.lua | 8 +++++--- + 1 file changed, 5 insertions(+), 3 deletions(-) + +diff --git a/nselib/packet.lua b/nselib/packet.lua +index b09dcc967..19400c8bb 100644 +--- a/nselib/packet.lua ++++ b/nselib/packet.lua +@@ -692,10 +692,7 @@ function Packet:parse_options(offset, length) + local opt_ptr = 0 + while opt_ptr < length do + local t, l, d +- options[op] = {} +- + t = self:u8(offset + opt_ptr) +- options[op].type = t + if t==0 or t==1 then + l = 1 + d = nil +@@ -705,6 +702,11 @@ function Packet:parse_options(offset, length) + d = self:raw(offset + opt_ptr + 2, l-2) + end + end ++ if l==0 then ++ break ++ end ++ options[op] = {} ++ options[op].type = t + options[op].len = l + options[op].data = d + opt_ptr = opt_ptr + l +-- +2.35.6 + diff --git a/meta-oe/recipes-security/nmap/nmap_7.95.bb b/meta-oe/recipes-security/nmap/nmap_7.95.bb index e2bd57b114..0b8c7009d3 100644 --- a/meta-oe/recipes-security/nmap/nmap_7.95.bb +++ b/meta-oe/recipes-security/nmap/nmap_7.95.bb @@ -13,6 +13,7 @@ SRC_URI = "http://nmap.org/dist/${BP}.tar.bz2 \ file://0003-Fix-off-by-one-overflow-in-the-IP-protocol-table.patch \ file://0001-fix-racing-between-build-ncat-and-build-lua.patch \ file://CVE-2026-58058.patch \ + file://CVE-2026-72712.patch \ " SRC_URI[sha256sum] = "e14ab530e47b5afd88f1c8a2bac7f89cd8fe6b478e22d255c5b9bddb7a1c5778"