diff options
| author | PÁLI Gábor János <pali.gabor@gmail.com> | 2022-04-10 18:17:21 +0200 |
|---|---|---|
| committer | PÁLI Gábor János <pali.gabor@gmail.com> | 2022-04-10 23:09:31 +0200 |
| commit | bcbf7c6c9fc7d8a96b1d5c4cc9247b85fe3da2ad (patch) | |
| tree | 46d796182b2249408b0597485462ef1698dc4c13 /aports/wpa_supplicant/CVE-2021-0326.patch | |
| parent | 40d2daea11738408b7bf7b60f14a558ff8c47fb0 (diff) | |
| download | freebsd-wifibox-alpine-bcbf7c6c9fc7d8a96b1d5c4cc9247b85fe3da2ad.zip | |
Move towards custom packages.
Change the build image process in a way that custom-built packages
can be utilized. This means a simpler `Makefile` since every
modification is implemented on the level of packages. Include the
sources for every customized package.
Diffstat (limited to 'aports/wpa_supplicant/CVE-2021-0326.patch')
| -rw-r--r-- | aports/wpa_supplicant/CVE-2021-0326.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/aports/wpa_supplicant/CVE-2021-0326.patch b/aports/wpa_supplicant/CVE-2021-0326.patch new file mode 100644 index 0000000..2ad5f44 --- /dev/null +++ b/aports/wpa_supplicant/CVE-2021-0326.patch @@ -0,0 +1,37 @@ +From 947272febe24a8f0ea828b5b2f35f13c3821901e Mon Sep 17 00:00:00 2001 +From: Jouni Malinen <jouni@codeaurora.org> +Date: Mon, 9 Nov 2020 11:43:12 +0200 +Subject: P2P: Fix copying of secondary device types for P2P group client + +Parsing and copying of WPS secondary device types list was verifying +that the contents is not too long for the internal maximum in the case +of WPS messages, but similar validation was missing from the case of P2P +group information which encodes this information in a different +attribute. This could result in writing beyond the memory area assigned +for these entries and corrupting memory within an instance of struct +p2p_device. This could result in invalid operations and unexpected +behavior when trying to free pointers from that corrupted memory. + +Credit to OSS-Fuzz: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27269 +Fixes: e57ae6e19edf ("P2P: Keep track of secondary device types for peers") +Signed-off-by: Jouni Malinen <jouni@codeaurora.org> +--- + src/p2p/p2p.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/src/p2p/p2p.c b/src/p2p/p2p.c +index 74b7b52..5cbfc21 100644 +--- a/src/p2p/p2p.c ++++ b/src/p2p/p2p.c +@@ -453,6 +453,8 @@ static void p2p_copy_client_info(struct p2p_device *dev, + dev->info.config_methods = cli->config_methods; + os_memcpy(dev->info.pri_dev_type, cli->pri_dev_type, 8); + dev->info.wps_sec_dev_type_list_len = 8 * cli->num_sec_dev_types; ++ if (dev->info.wps_sec_dev_type_list_len > WPS_SEC_DEV_TYPE_MAX_LEN) ++ dev->info.wps_sec_dev_type_list_len = WPS_SEC_DEV_TYPE_MAX_LEN; + os_memcpy(dev->info.wps_sec_dev_type_list, cli->sec_dev_types, + dev->info.wps_sec_dev_type_list_len); + } +-- +cgit v0.12 + |