{"id":"CVE-2024-56629","summary":"HID: wacom: fix when get product name maybe null pointer","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: wacom: fix when get product name maybe null pointer\n\nDue to incorrect dev-\u003eproduct reporting by certain devices, null\npointer dereferences occur when dev-\u003eproduct is empty, leading to\npotential system crashes.\n\nThis issue was found on EXCELSIOR DL37-D05 device with\nLoongson-LS3A6000-7A2000-DL37 motherboard.\n\nKernel logs:\n[   56.470885] usb 4-3: new full-speed USB device number 4 using ohci-pci\n[   56.671638] usb 4-3: string descriptor 0 read error: -22\n[   56.671644] usb 4-3: New USB device found, idVendor=056a, idProduct=0374, bcdDevice= 1.07\n[   56.671647] usb 4-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3\n[   56.678839] hid-generic 0003:056A:0374.0004: hiddev0,hidraw3: USB HID v1.10 Device [HID 056a:0374] on usb-0000:00:05.0-3/input0\n[   56.697719] CPU 2 Unable to handle kernel paging request at virtual address 0000000000000000, era == 90000000066e35c8, ra == ffff800004f98a80\n[   56.697732] Oops[#1]:\n[   56.697734] CPU: 2 PID: 2742 Comm: (udev-worker) Tainted: G           OE      6.6.0-loong64-desktop #25.00.2000.015\n[   56.697737] Hardware name: Inspur CE520L2/C09901N000000000, BIOS 2.09.00 10/11/2024\n[   56.697739] pc 90000000066e35c8 ra ffff800004f98a80 tp 9000000125478000 sp 900000012547b8a0\n[   56.697741] a0 0000000000000000 a1 ffff800004818b28 a2 0000000000000000 a3 0000000000000000\n[   56.697743] a4 900000012547b8f0 a5 0000000000000000 a6 0000000000000000 a7 0000000000000000\n[   56.697745] t0 ffff800004818b2d t1 0000000000000000 t2 0000000000000003 t3 0000000000000005\n[   56.697747] t4 0000000000000000 t5 0000000000000000 t6 0000000000000000 t7 0000000000000000\n[   56.697748] t8 0000000000000000 u0 0000000000000000 s9 0000000000000000 s0 900000011aa48028\n[   56.697750] s1 0000000000000000 s2 0000000000000000 s3 ffff800004818e80 s4 ffff800004810000\n[   56.697751] s5 90000001000b98d0 s6 ffff800004811f88 s7 ffff800005470440 s8 0000000000000000\n[   56.697753]    ra: ffff800004f98a80 wacom_update_name+0xe0/0x300 [wacom]\n[   56.697802]   ERA: 90000000066e35c8 strstr+0x28/0x120\n[   56.697806]  CRMD: 000000b0 (PLV0 -IE -DA +PG DACF=CC DACM=CC -WE)\n[   56.697816]  PRMD: 0000000c (PPLV0 +PIE +PWE)\n[   56.697821]  EUEN: 00000000 (-FPE -SXE -ASXE -BTE)\n[   56.697827]  ECFG: 00071c1d (LIE=0,2-4,10-12 VS=7)\n[   56.697831] ESTAT: 00010000 [PIL] (IS= ECode=1 EsubCode=0)\n[   56.697835]  BADV: 0000000000000000\n[   56.697836]  PRID: 0014d000 (Loongson-64bit, Loongson-3A6000)\n[   56.697838] Modules linked in: wacom(+) bnep bluetooth rfkill qrtr nls_iso8859_1 nls_cp437 snd_hda_codec_conexant snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd soundcore input_leds mousedev led_class joydev deepin_netmonitor(OE) fuse nfnetlink dmi_sysfs ip_tables x_tables overlay amdgpu amdxcp drm_exec gpu_sched drm_buddy radeon drm_suballoc_helper i2c_algo_bit drm_ttm_helper r8169 ttm drm_display_helper spi_loongson_pci xhci_pci cec xhci_pci_renesas spi_loongson_core hid_generic realtek gpio_loongson_64bit\n[   56.697887] Process (udev-worker) (pid: 2742, threadinfo=00000000aee0d8b4, task=00000000a9eff1f3)\n[   56.697890] Stack : 0000000000000000 ffff800004817e00 0000000000000000 0000251c00000000\n[   56.697896]         0000000000000000 00000011fffffffd 0000000000000000 0000000000000000\n[   56.697901]         0000000000000000 1b67a968695184b9 0000000000000000 90000001000b98d0\n[   56.697906]         90000001000bb8d0 900000011aa48028 0000000000000000 ffff800004f9d74c\n[   56.697911]         90000001000ba000 ffff800004f9ce58 0000000000000000 ffff800005470440\n[   56.697916]         ffff800004811f88 90000001000b98d0 9000000100da2aa8 90000001000bb8d0\n[   56.697921]         0000000000000000 90000001000ba000 900000011aa48028 ffff800004f9d74c\n[   56.697926]         ffff8000054704e8 90000001000bb8b8 90000001000ba000 0000000000000000\n[   56.697931]         90000001000bb8d0 \n---truncated---","modified":"2026-04-16T04:32:15.558715750Z","published":"2024-12-27T14:51:31.333Z","related":["SUSE-SU-2025:0289-1","SUSE-SU-2025:0428-1","SUSE-SU-2025:0499-1","SUSE-SU-2025:0556-1","SUSE-SU-2025:0557-1","SUSE-SU-2025:0577-1","SUSE-SU-2025:0577-2","SUSE-SU-2025:20165-1","SUSE-SU-2025:20166-1","SUSE-SU-2025:20248-1","SUSE-SU-2025:20249-1","USN-7379-2","USN-7380-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56629.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2cd323c55bd3f356bf23ae1b4c20100abcdc29d6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2ed3e3a3ac06af8a6391c3d6a7791b7967d7d43a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5912a921289edb34d40aeab32ea6d52d41e75fed"},{"type":"WEB","url":"https://git.kernel.org/stable/c/59548215b76be98cf3422eea9a67d6ea578aca3d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a7f0509556fa2f9789639dbcee9eed46e471ccef"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d031eef3cc2e3bf524509e38fb898e5335c85c96"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e689bc6697a7fcebd4a945ab0b1e1112c76024d8"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56629.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56629"},{"type":"PACKAGE","url":"https://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":"09dc28acaec74d7467c7c9b81dc8676e5bc957ce"},{"fixed":"d031eef3cc2e3bf524509e38fb898e5335c85c96"},{"fixed":"5912a921289edb34d40aeab32ea6d52d41e75fed"},{"fixed":"2ed3e3a3ac06af8a6391c3d6a7791b7967d7d43a"},{"fixed":"2cd323c55bd3f356bf23ae1b4c20100abcdc29d6"},{"fixed":"a7f0509556fa2f9789639dbcee9eed46e471ccef"},{"fixed":"e689bc6697a7fcebd4a945ab0b1e1112c76024d8"},{"fixed":"59548215b76be98cf3422eea9a67d6ea578aca3d"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-56629.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}