In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix out of bounds in init_smb2_rsp_hdr()
If client send smb2 negotiate request and then send smb1 negotiate
request, init_smb2_rsp_hdr is called for smb1 negotiate request since
need_neg is set to false. This patch ignore smb1 packets after ->need_neg
is set to false.
[
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"fs/smb/server/server.c",
"fs/smb/server/smb_common.c",
"fs/smb/server/smb_common.h"
],
"versions": [
{
"version": "1da177e4c3f4",
"lessThan": "5c0df9d30c28",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "330d900620df",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "aa669ef229ae",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "536bb492d39b",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"fs/smb/server/server.c",
"fs/smb/server/smb_common.c",
"fs/smb/server/smb_common.h"
],
"versions": [
{
"version": "5.15.145",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.1.53",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.4.16",
"lessThanOrEqual": "6.4.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.5",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
]