cbcvebase.
CVE-2022-50614
published 2025-12-08

CVE-2022-50614: In the Linux kernel, the following vulnerability has been resolved: misc: pci_endpoint_test: Fix pci_endpoint_test_{copy,write,read}() panic The…

PriorityP421medium5.5
EPSS
0.19%
9.4th percentile
In the Linux kernel, the following vulnerability has been resolved: misc: pci_endpoint_test: Fix pci_endpoint_test_{copy,write,read}() panic The dma_map_single() doesn't permit zero length mapping. It causes a follow panic. A panic was reported on arm64: [ 60.137988] ------------[ cut here ]------------ [ 60.142630] kernel BUG at kernel/dma/swiotlb.c:624! [ 60.147508] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP [ 60.152992] Modules linked in: dw_hdmi_cec crct10dif_ce simple_bridge rcar_fdp1 vsp1 rcar_vin videobuf2_vmalloc rcar_csi2 v4l 2_mem2mem videobuf2_dma_contig videobuf2_memops pci_endpoint_test videobuf2_v4l2 videobuf2_common rcar_fcp v4l2_fwnode v4l2_asyn c videodev mc gpio_bd9571mwv max9611 pwm_rcar ccree at24 authenc libdes phy_rcar_gen3_usb3 usb_dmac display_connector pwm_bl [ 60.186252] CPU: 0 PID: 508 Comm: pcitest Not tainted 6.0.0-rc1rpci-dev+ #237 [ 60.193387] Hardware name: Renesas Salvator-X 2nd version board based on r8a77951 (DT) [ 60.201302] pstate: 00000005 (nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 60.208263] pc : swiotlb_tbl_map_single+0x2c0/0x590 [ 60.213149] lr : swiotlb_map+0x88/0x1f0 [ 60.216982] sp : ffff80000a883bc0 [ 60.220292] x29: ffff80000a883bc0 x28: 0000000000000000 x27: 0000000000000000 [ 60.227430] x26: 0000000000000000 x25: ffff0004c0da20d0 x24: ffff80000a1f77c0 [ 60.234567] x23: 0000000000000002 x22: 0001000040000010 x21: 000000007a000000 [ 60.241703] x20: 0000000000200000 x19: 0000000000000000 x18: 0000000000000000 [ 60.248840] x17: 0000000000000000 x16: 0000000000000000 x15: ffff0006ff7b9180 [ 60.255977] x14: ffff0006ff7b9180 x13: 0000000000000000 x12: 0000000000000000 [ 60.263113] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 [ 60.270249] x8 : 0001000000000010 x7 : ffff0004c6754b20 x6 : 0000000000000000 [ 60.277385] x5 : ffff0004c0da2090 x4 : 0000000000000000 x3 : 0000000000000001 [ 60.284521] x2 : 0000000040000000 x1 : 0000000000000000 x0 : 0000000040000010 [ 60.291658] Call trace: [ 60.2941

Affected

15 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 6.0.2-1 (bookworm)linux 6.0.2-1 (bookworm)
linuxlinux——
linuxlinux>= 343dc693f7b79885197f9d37dd8b711b0e3ffc8f < 0df206bdc6204b758585bbe159a55e23e7917b130df206bdc6204b758585bbe159a55e23e7917b13
linuxlinux>= 343dc693f7b79885197f9d37dd8b711b0e3ffc8f < e5ebcbb4f967af2083d409271aaf7c7d8351603fe5ebcbb4f967af2083d409271aaf7c7d8351603f
linuxlinux>= 343dc693f7b79885197f9d37dd8b711b0e3ffc8f < 279116cb0bc5cd8af65d6a00ffe074bd09842f88279116cb0bc5cd8af65d6a00ffe074bd09842f88
linuxlinux>= 343dc693f7b79885197f9d37dd8b711b0e3ffc8f < 6c01739c2aba19553beb20491b05515af9246f0f6c01739c2aba19553beb20491b05515af9246f0f
linuxlinux>= 343dc693f7b79885197f9d37dd8b711b0e3ffc8f < 8e30538eca016de8e252bef174beadecd64239f08e30538eca016de8e252bef174beadecd64239f0
linuxlinux_kernel>= 0 < 5.10.148-15.10.148-1
linuxlinux_kernel>= 0 < 6.0.2-16.0.2-1
linuxlinux_kernel>= 0 < 6.0.2-16.0.2-1
linuxlinux_kernel>= 0 < 6.0.2-16.0.2-1
linuxlinux_kernel>= 4.15.0 < 5.10.1485.10.148
linuxlinux_kernel>= 5.11.0 < 5.15.745.15.74
linuxlinux_kernel>= 5.16.0 < 5.19.165.19.16
linuxlinux_kernel>= 5.20.0 < 6.0.26.0.2
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