diff options
Diffstat (limited to 'debian/patches/CVE-2020-5208_4-channel-Fix-buffer-overflow.patch')
| -rw-r--r-- | debian/patches/CVE-2020-5208_4-channel-Fix-buffer-overflow.patch | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/debian/patches/CVE-2020-5208_4-channel-Fix-buffer-overflow.patch b/debian/patches/CVE-2020-5208_4-channel-Fix-buffer-overflow.patch deleted file mode 100644 index cae9ddd..0000000 --- a/debian/patches/CVE-2020-5208_4-channel-Fix-buffer-overflow.patch +++ /dev/null @@ -1,37 +0,0 @@ -Subject: [PATCH 4/6] channel: Fix buffer overflow - Partial fix for CVE-2020-5208, see - https://github.com/ipmitool/ipmitool/security/advisories/GHSA-g659-9qxw-p7cp - . - The `ipmi_get_channel_cipher_suites` function does not properly check - the final response’s `data_len`, which can lead to stack buffer overflow - on the final copy. - From 9452be87181a6e83cfcc768b3ed8321763db50e4 Mon Sep 17 00:00:00 2001 -From: Chrostoper Ertl <chertl@microsoft.com> -Date: Thu, 28 Nov 2019 16:56:38 +0000 -Last-Update: 2021-02-08 - ---- ipmitool-1.8.18.orig/lib/ipmi_channel.c -+++ ipmitool-1.8.18/lib/ipmi_channel.c -@@ -413,7 +413,10 @@ ipmi_get_channel_cipher_suites(struct ip - lprintf(LOG_ERR, "Unable to Get Channel Cipher Suites"); - return -1; - } -- if (rsp->ccode > 0) { -+ if (rsp->ccode -+ || rsp->data_len < 1 -+ || rsp->data_len > sizeof(uint8_t) + MAX_CIPHER_SUITE_DATA_LEN) -+ { - lprintf(LOG_ERR, "Get Channel Cipher Suites failed: %s", - val2str(rsp->ccode, completion_code_vals)); - return -1; ---- a/include/ipmitool/ipmi_channel.h 2016-05-29 21:46:53.000000000 +0200 -+++ b/include/ipmitool/ipmi_channel.h 2021-02-08 23:45:10.598535426 +0100 -@@ -77,6 +77,8 @@ - uint8_t user_level_auth; - }; - -+#define MAX_CIPHER_SUITE_DATA_LEN 0x10 -+ - /* - * The Get Authentication Capabilities response structure - * From table 22-15 of the IPMI v2.0 spec |