CVE-2022-49532
published 2025-02-26CVE-2022-49532: In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes drm_cvt_mode may…
PriorityP421medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.32%
24.8th percentile
In the Linux kernel, the following vulnerability has been resolved:
drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
drm_cvt_mode may return NULL and we should check it.
This bug is found by syzkaller:
FAULT_INJECTION stacktrace:
[ 168.567394] FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
[ 168.567403] CPU: 1 PID: 6425 Comm: syz Kdump: loaded Not tainted 4.19.90-vhulk2201.1.0.h1035.kasan.eulerosv2r10.aarch64 #1
[ 168.567406] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
[ 168.567408] Call trace:
[ 168.567414] dump_backtrace+0x0/0x310
[ 168.567418] show_stack+0x28/0x38
[ 168.567423] dump_stack+0xec/0x15c
[ 168.567427] should_fail+0x3ac/0x3d0
[ 168.567437] __should_failslab+0xb8/0x120
[ 168.567441] should_failslab+0x28/0xc0
[ 168.567445] kmem_cache_alloc_trace+0x50/0x640
[ 168.567454] drm_mode_create+0x40/0x90
[ 168.567458] drm_cvt_mode+0x48/0xc78
[ 168.567477] virtio_gpu_conn_get_modes+0xa8/0x140 [virtio_gpu]
[ 168.567485] drm_helper_probe_single_connector_modes+0x3a4/0xd80
[ 168.567492] drm_mode_getconnector+0x2e0/0xa70
[ 168.567496] drm_ioctl_kernel+0x11c/0x1d8
[ 168.567514] drm_ioctl+0x558/0x6d0
[ 168.567522] do_vfs_ioctl+0x160/0xf30
[ 168.567525] ksys_ioctl+0x98/0xd8
[ 168.567530] __arm64_sys_ioctl+0x50/0xc8
[ 168.567536] el0_svc_common+0xc8/0x320
[ 168.567540] el0_svc_handler+0xf8/0x160
[ 168.567544] el0_svc+0x10/0x218
KASAN stacktrace:
[ 168.567561] BUG: KASAN: null-ptr-deref in virtio_gpu_conn_get_modes+0xb4/0x140 [virtio_gpu]
[ 168.567565] Read of size 4 at addr 0000000000000054 by task syz/6425
[ 168.567566]
[ 168.567571] CPU: 1 PID: 6425 Comm: syz Kdump: loaded Not tainted 4.19.90-vhulk2201.1.0.h1035.kasan.eulerosv2r10.aarch64 #1
[ 168.567573] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
[ 168.567575] Call trace:
[ 168.567578] dump_backtrace+0x0/0x310
[ 168.567582] show_stack+0x28/0x38
[ 168.567586] dump_stack+0xec/0x15c
[ 168.567591] kasan_report+0
Affected
23 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.18.5-1 (bookworm) | linux 5.18.5-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < e0828456578cc8ba0a69147f7ae3428392eec287 | e0828456578cc8ba0a69147f7ae3428392eec287 |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < 848dd072744ea662ab3097e3c8282bee552df218 | 848dd072744ea662ab3097e3c8282bee552df218 |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < edafcad84c4134ebec4bc24b29ca4497a1184eea | edafcad84c4134ebec4bc24b29ca4497a1184eea |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < f85cb059fad03a3b33a50023be91e944bb065ae8 | f85cb059fad03a3b33a50023be91e944bb065ae8 |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < fadc626cae99aaa1325094edc6a9e2b883f3e562 | fadc626cae99aaa1325094edc6a9e2b883f3e562 |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < 32e10aabc287f09a148ff759bb9ce70b01b0012c | 32e10aabc287f09a148ff759bb9ce70b01b0012c |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < c51d00472fa54b9b05c17789ed665c17adf3a25d | c51d00472fa54b9b05c17789ed665c17adf3a25d |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < 0f8bc147a963686b7351aa35d1701124ffacac08 | 0f8bc147a963686b7351aa35d1701124ffacac08 |
| linux | linux | >= dc5698e80cf724770283e10414054662bdf6ccfa < 194d250cdc4a40ccbd179afd522a9e9846957402 | 194d250cdc4a40ccbd179afd522a9e9846957402 |
| linux | linux_kernel | < 4.9.318 | 4.9.318 |
| linux | linux_kernel | >= 0 < 5.10.127-1 | 5.10.127-1 |
| linux | linux_kernel | >= 0 < 5.18.5-1 | 5.18.5-1 |
| linux | linux_kernel | >= 0 < 5.18.5-1 | 5.18.5-1 |
| linux | linux_kernel | >= 0 < 5.18.5-1 | 5.18.5-1 |
| linux | linux_kernel | >= 4.10 < 4.14.283 | 4.14.283 |
| linux | linux_kernel | >= 4.15 < 4.19.247 | 4.19.247 |
| linux | linux_kernel | >= 4.20 < 5.4.198 | 5.4.198 |
| linux | linux_kernel | >= 5.11 < 5.15.46 | 5.15.46 |
| linux | linux_kernel | >= 5.16 < 5.17.14 | 5.17.14 |
| linux | linux_kernel | >= 5.18 < 5.18.3 | 5.18.3 |
| linux | linux_kernel | >= 5.5 < 5.10.121 | 5.10.121 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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GHSA
GHSA-h679-44jj-3fx8: In the Linux kernel, the following vulnerability has been resolved:
drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
drm_cvt_mo
ghsa_unreviewed·2025-03-10
CVE-2022-49532 [MEDIUM] CWE-476 GHSA-h679-44jj-3fx8: In the Linux kernel, the following vulnerability has been resolved:
drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
drm_cvt_mo
In the Linux kernel, the following vulnerability has been resolved:
drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
drm_cvt_mode may return NULL and we should check it.
This bug is found by syzkaller:
FAULT_INJECTION stacktrace:
[ 168.567394] FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
[ 168.567403] CPU: 1 PID: 6425 Comm: syz Kdump: loaded Not tainted 4.19.90-vhulk2201.1.0.h1035.kasan.eulerosv2r10.aarch64 #1
[ 168.567406] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
[ 168.567408] Call trace:
[ 168.567414] dump_backtrace+0x0/0x310
[ 168.567418] show_stack+0x28/0x38
[ 168.567423] dump_stack+0xec/0x15c
[ 168.567427] should_fail+0x3ac/0x3d0
[ 168.567437] __should_failslab+0xb8/0x120
[ 168.567441] sho
OSV
CVE-2022-49532: In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes drm_cvt_mode
osv·2025-02-26·CVSS 5.5
CVE-2022-49532 [MEDIUM] CVE-2022-49532: In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes drm_cvt_mode
In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes drm_cvt_mode may return NULL and we should check it. This bug is found by syzkaller: FAULT_INJECTION stacktrace: [ 168.567394] FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 1 [ 168.567403] CPU: 1 PID: 6425 Comm: syz Kdump: loaded Not tainted 4.19.90-vhulk2201.1.0.h1035.kasan.eulerosv2r10.aarch64 #1 [ 168.567406] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015 [ 168.567408] Call trace: [ 168.567414] dump_backtrace+0x0/0x310 [ 168.567418] show_stack+0x28/0x38 [ 168.567423] dump_stack+0xec/0x15c [ 168.567427] should_fail+0x3ac/0x3d0 [ 168.567437] __should_failslab+0xb8/0x120 [ 168.567441] should_
Red Hat
kernel: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
vendor_redhat·2025-02-26·CVSS 5.5
CVE-2022-49532 [MEDIUM] CWE-476 kernel: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
kernel: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
In the Linux kernel, the following vulnerability has been resolved:
drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
drm_cvt_mode may return NULL and we should check it.
This bug is found by syzkaller:
FAULT_INJECTION stacktrace:
[ 168.567394] FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
[ 168.567403] CPU: 1 PID: 6425 Comm: syz Kdump: loaded Not tainted 4.19.90-vhulk2201.1.0.h1035.kasan.eulerosv2r10.aarch64 #1
[ 168.567406] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
[ 168.567408] Call trace:
[ 168.567414] dump_backtrace+0x0/0x310
[ 168.567418] show_stack+0x28/0x38
[ 168.567423] dump_stack+0xec/0x15c
[ 168.567427] should_fa
Debian
CVE-2022-49532: linux - In the Linux kernel, the following vulnerability has been resolved: drm/virtio:...
vendor_debian·2022·CVSS 5.5
CVE-2022-49532 [MEDIUM] CVE-2022-49532: linux - In the Linux kernel, the following vulnerability has been resolved: drm/virtio:...
In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes drm_cvt_mode may return NULL and we should check it. This bug is found by syzkaller: FAULT_INJECTION stacktrace: [ 168.567394] FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 1 [ 168.567403] CPU: 1 PID: 6425 Comm: syz Kdump: loaded Not tainted 4.19.90-vhulk2201.1.0.h1035.kasan.eulerosv2r10.aarch64 #1 [ 168.567406] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015 [ 168.567408] Call trace: [ 168.567414] dump_backtrace+0x0/0x310 [ 168.567418] show_stack+0x28/0x38 [ 168.567423] dump_stack+0xec/0x15c [ 168.567427] should_fail+0x3ac/0x3d0 [ 168.567437] __should_failslab+0xb8/0x120 [ 168.567441] should_
No detection rules found.
No public exploits indexed.
https://git.kernel.org/stable/c/0f8bc147a963686b7351aa35d1701124ffacac08https://git.kernel.org/stable/c/194d250cdc4a40ccbd179afd522a9e9846957402https://git.kernel.org/stable/c/32e10aabc287f09a148ff759bb9ce70b01b0012chttps://git.kernel.org/stable/c/848dd072744ea662ab3097e3c8282bee552df218https://git.kernel.org/stable/c/c51d00472fa54b9b05c17789ed665c17adf3a25dhttps://git.kernel.org/stable/c/e0828456578cc8ba0a69147f7ae3428392eec287https://git.kernel.org/stable/c/edafcad84c4134ebec4bc24b29ca4497a1184eeahttps://git.kernel.org/stable/c/f85cb059fad03a3b33a50023be91e944bb065ae8https://git.kernel.org/stable/c/fadc626cae99aaa1325094edc6a9e2b883f3e562
2025-02-26
Published