CVE-2025-21684

Source
https://nvd.nist.gov/vuln/detail/CVE-2025-21684
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-21684.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-21684
Downstream
Related
Published
2025-02-09T11:37:24Z
Modified
2025-10-17T21:34:30.656523Z
Summary
gpio: xilinx: Convert gpio_lock to raw spinlock
Details

In the Linux kernel, the following vulnerability has been resolved:

gpio: xilinx: Convert gpio_lock to raw spinlock

irq_chip functions may be called in raw spinlock context. Therefore, we must also use a raw spinlock for our own internal locking.

This fixes the following lockdep splat:

[ 5.349336] ============================= [ 5.353349] [ BUG: Invalid wait context ] [ 5.357361] 6.13.0-rc5+ #69 Tainted: G W [ 5.363031] ----------------------------- [ 5.367045] kworker/u17:1/44 is trying to lock: [ 5.371587] ffffff88018b02c0 (&chip->gpiolock){....}-{3:3}, at: xgpioirqunmask (drivers/gpio/gpio-xilinx.c:433 (discriminator 8)) [ 5.380079] other info that might help us debug this: [ 5.385138] context-{5:5} [ 5.387762] 5 locks held by kworker/u17:1/44: [ 5.392123] #0: ffffff8800014958 ((wqcompletion)eventsunbound){+.+.}-{0:0}, at: processonework (kernel/workqueue.c:3204) [ 5.402260] #1: ffffffc082fcbdd8 (deferredprobework){+.+.}-{0:0}, at: processonework (kernel/workqueue.c:3205) [ 5.411528] #2: ffffff880172c900 (&dev->mutex){....}-{4:4}, at: _deviceattach (drivers/base/dd.c:1006) [ 5.419929] #3: ffffff88039c8268 (requestclass#2){+.+.}-{4:4}, at: _setupirq (kernel/irq/internals.h:156 kernel/irq/manage.c:1596) [ 5.428331] #4: ffffff88039c80c8 (lockclass#2){....}-{2:2}, at: _setupirq (kernel/irq/manage.c:1614) [ 5.436472] stack backtrace: [ 5.439359] CPU: 2 UID: 0 PID: 44 Comm: kworker/u17:1 Tainted: G W 6.13.0-rc5+ #69 [ 5.448690] Tainted: [W]=WARN [ 5.451656] Hardware name: xlnx,zynqmp (DT) [ 5.455845] Workqueue: eventsunbound deferredprobeworkfunc [ 5.461699] Call trace: [ 5.464147] showstack+0x18/0x24 C [ 5.467821] dumpstacklvl (lib/dumpstack.c:123) [ 5.471501] dumpstack (lib/dumpstack.c:130) [ 5.474824] _lockacquire (kernel/locking/lockdep.c:4828 kernel/locking/lockdep.c:4898 kernel/locking/lockdep.c:5176) [ 5.478758] lockacquire (arch/arm64/include/asm/percpu.h:40 kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851 kernel/locking/lockdep.c:5814) [ 5.482429] rawspinlockirqsave (include/linux/spinlockapismp.h:111 kernel/locking/spinlock.c:162) [ 5.486797] xgpioirqunmask (drivers/gpio/gpio-xilinx.c:433 (discriminator 8)) [ 5.490737] irqenable (kernel/irq/internals.h:236 kernel/irq/chip.c:170 kernel/irq/chip.c:439 kernel/irq/chip.c:432 kernel/irq/chip.c:345) [ 5.494060] _irqstartup (kernel/irq/internals.h:241 kernel/irq/chip.c:180 kernel/irq/chip.c:250) [ 5.497645] irqstartup (kernel/irq/chip.c:270) [ 5.501143] _setupirq (kernel/irq/manage.c:1807) [ 5.504728] requestthreadedirq (kernel/irq/manage.c:2208)

References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
a32c7caea292c4d1e417eae6e5a348d187546acf
Fixed
d25041d4a3b2af64c888cf762362b2528ba59294
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
a32c7caea292c4d1e417eae6e5a348d187546acf
Fixed
f0ed2d0abc021f56fa27dc6d0770535c1851a43b
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
a32c7caea292c4d1e417eae6e5a348d187546acf
Fixed
b0111650ee596219bb5defa0ce1a1308e6e77ccf
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
a32c7caea292c4d1e417eae6e5a348d187546acf
Fixed
9c035105c5537d2ecad6b9415e9417a1ffbd0a62
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
a32c7caea292c4d1e417eae6e5a348d187546acf
Fixed
9860370c2172704b6b4f0075a0c2a29fd84af96a

Affected versions

v5.*

v5.12
v5.12-rc1
v5.12-rc1-dontuse
v5.12-rc2
v5.12-rc3
v5.12-rc4
v5.12-rc5
v5.12-rc6
v5.12-rc7
v5.12-rc8
v5.13
v5.13-rc1
v5.13-rc2
v5.13-rc3
v5.13-rc4
v5.13-rc5
v5.13-rc6
v5.13-rc7
v5.14
v5.14-rc1
v5.14-rc2
v5.14-rc3
v5.14-rc4
v5.14-rc5
v5.14-rc6
v5.14-rc7
v5.15
v5.15-rc1
v5.15-rc2
v5.15-rc3
v5.15-rc4
v5.15-rc5
v5.15-rc6
v5.15-rc7
v5.15.1
v5.15.10
v5.15.100
v5.15.101
v5.15.102
v5.15.103
v5.15.104
v5.15.105
v5.15.106
v5.15.107
v5.15.108
v5.15.109
v5.15.11
v5.15.110
v5.15.111
v5.15.112
v5.15.113
v5.15.114
v5.15.115
v5.15.116
v5.15.117
v5.15.118
v5.15.119
v5.15.12
v5.15.120
v5.15.121
v5.15.122
v5.15.123
v5.15.124
v5.15.125
v5.15.126
v5.15.127
v5.15.128
v5.15.129
v5.15.13
v5.15.130
v5.15.131
v5.15.132
v5.15.133
v5.15.134
v5.15.135
v5.15.136
v5.15.137
v5.15.138
v5.15.139
v5.15.14
v5.15.140
v5.15.141
v5.15.142
v5.15.143
v5.15.144
v5.15.145
v5.15.146
v5.15.147
v5.15.148
v5.15.149
v5.15.15
v5.15.150
v5.15.151
v5.15.152
v5.15.153
v5.15.154
v5.15.155
v5.15.156
v5.15.157
v5.15.158
v5.15.159
v5.15.16
v5.15.160
v5.15.161
v5.15.162
v5.15.163
v5.15.164
v5.15.165
v5.15.166
v5.15.167
v5.15.168
v5.15.169
v5.15.17
v5.15.170
v5.15.171
v5.15.172
v5.15.173
v5.15.174
v5.15.175
v5.15.176
v5.15.177
v5.15.178
v5.15.18
v5.15.19
v5.15.2
v5.15.20
v5.15.21
v5.15.22
v5.15.23
v5.15.24
v5.15.25
v5.15.26
v5.15.27
v5.15.28
v5.15.29
v5.15.3
v5.15.30
v5.15.31
v5.15.32
v5.15.33
v5.15.34
v5.15.35
v5.15.36
v5.15.37
v5.15.38
v5.15.39
v5.15.4
v5.15.40
v5.15.41
v5.15.42
v5.15.43
v5.15.44
v5.15.45
v5.15.46
v5.15.47
v5.15.48
v5.15.49
v5.15.5
v5.15.50
v5.15.51
v5.15.52
v5.15.53
v5.15.54
v5.15.55
v5.15.56
v5.15.57
v5.15.58
v5.15.59
v5.15.6
v5.15.60
v5.15.61
v5.15.62
v5.15.63
v5.15.64
v5.15.65
v5.15.66
v5.15.67
v5.15.68
v5.15.69
v5.15.7
v5.15.70
v5.15.71
v5.15.72
v5.15.73
v5.15.74
v5.15.75
v5.15.76
v5.15.77
v5.15.78
v5.15.79
v5.15.8
v5.15.80
v5.15.81
v5.15.82
v5.15.83
v5.15.84
v5.15.85
v5.15.86
v5.15.87
v5.15.88
v5.15.89
v5.15.9
v5.15.90
v5.15.91
v5.15.92
v5.15.93
v5.15.94
v5.15.95
v5.15.96
v5.15.97
v5.15.98
v5.15.99
v5.16
v5.16-rc1
v5.16-rc2
v5.16-rc3
v5.16-rc4
v5.16-rc5
v5.16-rc6
v5.16-rc7
v5.16-rc8
v5.17
v5.17-rc1
v5.17-rc2
v5.17-rc3
v5.17-rc4
v5.17-rc5
v5.17-rc6
v5.17-rc7
v5.17-rc8
v5.18
v5.18-rc1
v5.18-rc2
v5.18-rc3
v5.18-rc4
v5.18-rc5
v5.18-rc6
v5.18-rc7
v5.19
v5.19-rc1
v5.19-rc2
v5.19-rc3
v5.19-rc4
v5.19-rc5
v5.19-rc6
v5.19-rc7
v5.19-rc8

v6.*

v6.0
v6.0-rc1
v6.0-rc2
v6.0-rc3
v6.0-rc4
v6.0-rc5
v6.0-rc6
v6.0-rc7
v6.1
v6.1-rc1
v6.1-rc2
v6.1-rc3
v6.1-rc4
v6.1-rc5
v6.1-rc6
v6.1-rc7
v6.1-rc8
v6.1.1
v6.1.10
v6.1.100
v6.1.101
v6.1.102
v6.1.103
v6.1.104
v6.1.105
v6.1.106
v6.1.107
v6.1.108
v6.1.109
v6.1.11
v6.1.110
v6.1.111
v6.1.112
v6.1.113
v6.1.114
v6.1.115
v6.1.116
v6.1.117
v6.1.118
v6.1.119
v6.1.12
v6.1.120
v6.1.121
v6.1.122
v6.1.123
v6.1.124
v6.1.125
v6.1.126
v6.1.127
v6.1.128
v6.1.13
v6.1.14
v6.1.15
v6.1.16
v6.1.17
v6.1.18
v6.1.19
v6.1.2
v6.1.20
v6.1.21
v6.1.22
v6.1.23
v6.1.24
v6.1.25
v6.1.26
v6.1.27
v6.1.28
v6.1.29
v6.1.3
v6.1.30
v6.1.31
v6.1.32
v6.1.33
v6.1.34
v6.1.35
v6.1.36
v6.1.37
v6.1.38
v6.1.39
v6.1.4
v6.1.40
v6.1.41
v6.1.42
v6.1.43
v6.1.44
v6.1.45
v6.1.46
v6.1.47
v6.1.48
v6.1.49
v6.1.5
v6.1.50
v6.1.51
v6.1.52
v6.1.53
v6.1.54
v6.1.55
v6.1.56
v6.1.57
v6.1.58
v6.1.59
v6.1.6
v6.1.60
v6.1.61
v6.1.62
v6.1.63
v6.1.64
v6.1.65
v6.1.66
v6.1.67
v6.1.68
v6.1.69
v6.1.7
v6.1.70
v6.1.71
v6.1.72
v6.1.73
v6.1.74
v6.1.75
v6.1.76
v6.1.77
v6.1.78
v6.1.79
v6.1.8
v6.1.80
v6.1.81
v6.1.82
v6.1.83
v6.1.84
v6.1.85
v6.1.86
v6.1.87
v6.1.88
v6.1.89
v6.1.9
v6.1.90
v6.1.91
v6.1.92
v6.1.93
v6.1.94
v6.1.95
v6.1.96
v6.1.97
v6.1.98
v6.1.99
v6.10
v6.10-rc1
v6.10-rc2
v6.10-rc3
v6.10-rc4
v6.10-rc5
v6.10-rc6
v6.10-rc7
v6.11
v6.11-rc1
v6.11-rc2
v6.11-rc3
v6.11-rc4
v6.11-rc5
v6.11-rc6
v6.11-rc7
v6.12
v6.12-rc1
v6.12-rc2
v6.12-rc3
v6.12-rc4
v6.12-rc5
v6.12-rc6
v6.12-rc7
v6.12.1
v6.12.10
v6.12.2
v6.12.3
v6.12.4
v6.12.5
v6.12.6
v6.12.7
v6.12.8
v6.12.9
v6.13-rc1
v6.13-rc2
v6.13-rc3
v6.13-rc4
v6.13-rc5
v6.13-rc6
v6.13-rc7
v6.2
v6.2-rc1
v6.2-rc2
v6.2-rc3
v6.2-rc4
v6.2-rc5
v6.2-rc6
v6.2-rc7
v6.2-rc8
v6.3
v6.3-rc1
v6.3-rc2
v6.3-rc3
v6.3-rc4
v6.3-rc5
v6.3-rc6
v6.3-rc7
v6.4
v6.4-rc1
v6.4-rc2
v6.4-rc3
v6.4-rc4
v6.4-rc5
v6.4-rc6
v6.4-rc7
v6.5
v6.5-rc1
v6.5-rc2
v6.5-rc3
v6.5-rc4
v6.5-rc5
v6.5-rc6
v6.5-rc7
v6.6
v6.6-rc1
v6.6-rc2
v6.6-rc3
v6.6-rc4
v6.6-rc5
v6.6-rc6
v6.6-rc7
v6.6.1
v6.6.10
v6.6.11
v6.6.12
v6.6.13
v6.6.14
v6.6.15
v6.6.16
v6.6.17
v6.6.18
v6.6.19
v6.6.2
v6.6.20
v6.6.21
v6.6.22
v6.6.23
v6.6.24
v6.6.25
v6.6.26
v6.6.27
v6.6.28
v6.6.29
v6.6.3
v6.6.30
v6.6.31
v6.6.32
v6.6.33
v6.6.34
v6.6.35
v6.6.36
v6.6.37
v6.6.38
v6.6.39
v6.6.4
v6.6.40
v6.6.41
v6.6.42
v6.6.43
v6.6.44
v6.6.45
v6.6.46
v6.6.47
v6.6.48
v6.6.49
v6.6.5
v6.6.50
v6.6.51
v6.6.52
v6.6.53
v6.6.54
v6.6.55
v6.6.56
v6.6.57
v6.6.58
v6.6.59
v6.6.6
v6.6.60
v6.6.61
v6.6.62
v6.6.63
v6.6.64
v6.6.65
v6.6.66
v6.6.67
v6.6.68
v6.6.69
v6.6.7
v6.6.70
v6.6.71
v6.6.72
v6.6.73
v6.6.8
v6.6.9
v6.7
v6.7-rc1
v6.7-rc2
v6.7-rc3
v6.7-rc4
v6.7-rc5
v6.7-rc6
v6.7-rc7
v6.7-rc8
v6.8
v6.8-rc1
v6.8-rc2
v6.8-rc3
v6.8-rc4
v6.8-rc5
v6.8-rc6
v6.8-rc7
v6.9
v6.9-rc1
v6.9-rc2
v6.9-rc3
v6.9-rc4
v6.9-rc5
v6.9-rc6
v6.9-rc7

Database specific

vanir_signatures

[
    {
        "signature_type": "Line",
        "id": "CVE-2025-21684-1f9d0239",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@d25041d4a3b2af64c888cf762362b2528ba59294",
        "signature_version": "v1",
        "target": {
            "file": "drivers/gpio/gpio-xilinx.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "36577113429260731815539050538499089066",
                "57731281564082494024622424673918937845",
                "30712996402458094276535486870472848181",
                "292724401881860451791482011878306985981",
                "53740860133010927698257225967625125934",
                "289428813473192538404736743492516604114",
                "9116511634633075116920372035937762892",
                "205158481864158712203254511122991852191",
                "108245910028306980528143340781237774535",
                "84307160934361478481328574672811250440",
                "38931405409408267019791356288593093790",
                "86093858632075076526932186649142492436",
                "258759546054174381504334341886089713627",
                "30781382185263433881464409521980261845",
                "333600065126860037070430946961623232821",
                "94828429395554001113691559398634052905",
                "31957116968287485929865845288262576986",
                "304443839146079047196803002061451872803",
                "93135969683593191588235666549837618129",
                "53740860133010927698257225967625125934",
                "106427376469073988548865795021625299118",
                "66098356566332145524382663363859170823",
                "331512057996311325574109585308351846356",
                "297494820780918782333088979735036009776",
                "54635359200846355535910606311934592479",
                "149300042032973621741290922490391775459",
                "53740860133010927698257225967625125934",
                "289428813473192538404736743492516604114",
                "9116511634633075116920372035937762892",
                "206263261126949893423521505252694143945",
                "88842526928484933901612614981816730181",
                "337173301503066430937686982551035480841",
                "54635359200846355535910606311934592479",
                "109897805701330659737110842564047981513",
                "8850554122583971678573021783634723755",
                "56661491734103551576112077461810344880",
                "326009834991332076942237937621136518008",
                "100498786835414361370194841838904474170",
                "56387549758909525632221375335801274064",
                "51959452941539945850334822572135081285",
                "119741051033394675231541511097428062627",
                "250049579374107074894518458153545544061",
                "47503050134432272928631419965595217052",
                "196082398594161140253613540149851282570",
                "229731164382786703061027514807117429273",
                "304982506679810616004969433805145486578",
                "275876386605866073194355326442787192412",
                "225088547288062149855223688124278491736",
                "257778165128559086541644036069621999779",
                "107482785974297808073195331721693434534",
                "223273602876017704543875507546583681068",
                "149849325837901688668836009179146802842",
                "278505542685952892517465637039435308529",
                "247199480954378762939120947810880068668",
                "123592544657165435556097908136663991993",
                "299199438967307294365319373789054020104",
                "142696315990712526136234237538251751523",
                "185369584715879969592967822039956056384",
                "146811091541090515806390256182890543500",
                "219908604216858568436511422984343856412",
                "104954109987672801427706588361165214295",
                "71555538138936714694612220132262365578"
            ]
        },
        "deprecated": false
    },
    {
        "signature_type": "Line",
        "id": "CVE-2025-21684-3858f16e",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@9860370c2172704b6b4f0075a0c2a29fd84af96a",
        "signature_version": "v1",
        "target": {
            "file": "drivers/gpio/gpio-xilinx.c"
        },
        "digest": {
            "threshold": 0.9,
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]

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.12.0
Fixed
5.15.179
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.1.129
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.6.74
Type
ECOSYSTEM
Events
Introduced
6.7.0
Fixed
6.12.11