wifi: wilc1000: fix RCU usage in connect path
In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix RCU usage in connect path With lockdep enabled, calls to the connect function from cfg802.11 layer lead to the following warning: ============================= WARNING: suspicious RCU usage 6.7.0-rc1-wt+ #333 Not tainted ----------------------------- drivers/net/wireless/microchip/wilc1000/hif.c:386 suspicious rcu_dereference_check() usage! [...] stack backtrace: CPU: 0 PID: 100 Comm: wpa_supplicant Not tainted 6.7.0-rc1-wt+ #333 Hardware name: Atmel SAMA5 unwind_backtrace from show_stack+0x18/0x1c show_stack from dump_stack_lvl+0x34/0x48 dump_stack_lvl from wilc_parse_join_bss_param+0x7dc/0x7f4 wilc_parse_join_bss_param from connect+0x2c4/0x648 connect from cfg80211_connect+0x30c/0xb74 cfg80211_connect from nl80211_connect+0x860/0xa94 nl80211_connect from genl_rcv_msg+0x3fc/0x59c genl_rcv_msg from netlink_rcv_skb+0xd0/0x1f8 netlink_rcv_skb from genl_rcv+0x2c/0x3c genl_rcv from netlink_unicast+0x3b0/0x550 netlink_unicast from netlink_sendmsg+0x368/0x688 netlink_sendmsg from ____sys_sendmsg+0x190/0x430 ____sys_sendmsg from ___sys_sendmsg+0x110/0x158 ___sys_sendmsg from sys_sendmsg+0xe8/0x150 sys_sendmsg from ret_fast_syscall+0x0/0x1c This warning is emitted because in the connect path, when trying to parse target BSS parameters, we dereference a RCU pointer whithout being in RCU critical section. Fix RCU dereference usage by moving it to a RCU read critical section. To avoid wrapping the wh
CVE-2024-27053
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2024-27053
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "c460495ee072fc01a9b1e8d72c179510418cafac",
"lessThan": "e556006de4ea93abe2b46cba202a2556c544b8b2",
"versionType": "git"
},
{
"status": "affected",
"version": "c460495ee072fc01a9b1e8d72c179510418cafac",
"lessThan": "b4bbf38c350acb6500cbe667b1e2e68f896e4b38",
"versionType": "git"
},
{
"status": "affected",
"version": "c460495ee072fc01a9b1e8d72c179510418cafac",
"lessThan": "d80fc436751cfa6b02a8eda74eb6cce7dadfe5a2",
"versionType": "git"
},
{
"status": "affected",
"version": "c460495ee072fc01a9b1e8d72c179510418cafac",
"lessThan": "745003b5917b610352f52fe0d11ef658d6471ec2",
"versionType": "git"
},
{
"status": "affected",
"version": "c460495ee072fc01a9b1e8d72c179510418cafac",
"lessThan": "4bfd20d5f5c62b5495d6c0016ee6933bd3add7ce",
"versionType": "git"
},
{
"status": "affected",
"version": "c460495ee072fc01a9b1e8d72c179510418cafac",
"lessThan": "5800ec78775c0cd646f71eb9bf8402fb794807de",
"versionType": "git"
},
{
"status": "affected",
"version": "c460495ee072fc01a9b1e8d72c179510418cafac",
"lessThan": "dd50d3ead6e3707bb0a5df7cc832730c93ace3a7",
"versionType": "git"
},
{
"status": "affected",
"version": "c460495ee072fc01a9b1e8d72c179510418cafac",
"lessThan": "205c50306acf58a335eb19fa84e40140f4fe814f",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/wireless/microchip/wilc1000/hif.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.1"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.1",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.4.273",
"versionType": "semver",
"lessThanOrEqual": "5.4.*"
},
{
"status": "unaffected",
"version": "5.10.214",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.153",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.83",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.23",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.7.11",
"versionType": "semver",
"lessThanOrEqual": "6.7.*"
},
{
"status": "unaffected",
"version": "6.8.2",
"versionType": "semver",
"lessThanOrEqual": "6.8.*"
},
{
"status": "unaffected",
"version": "6.9",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/wireless/microchip/wilc1000/hif.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2024-27053
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #26486 · Revision 1
- Added to Heist Feed
- Publisher date