{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53637","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-10-07T15:16:59.658Z","datePublished":"2025-10-07T15:19:38.317Z","dateUpdated":"2026-05-11T19:49:00.502Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:49:00.502Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: i2c: ov772x: Fix memleak in ov772x_probe()\n\nA memory leak was reported when testing ov772x with bpf mock device:\n\nAssertionError: unreferenced object 0xffff888109afa7a8 (size 8):\n  comm \"python3\", pid 279, jiffies 4294805921 (age 20.681s)\n  hex dump (first 8 bytes):\n    80 22 88 15 81 88 ff ff                          .\"......\n  backtrace:\n    [<000000009990b438>] __kmalloc_node+0x44/0x1b0\n    [<000000009e32f7d7>] kvmalloc_node+0x34/0x180\n    [<00000000faf48134>] v4l2_ctrl_handler_init_class+0x11d/0x180 [videodev]\n    [<00000000da376937>] ov772x_probe+0x1c3/0x68c [ov772x]\n    [<000000003f0d225e>] i2c_device_probe+0x28d/0x680\n    [<00000000e0b6db89>] really_probe+0x17c/0x3f0\n    [<000000001b19fcee>] __driver_probe_device+0xe3/0x170\n    [<0000000048370519>] driver_probe_device+0x49/0x120\n    [<000000005ead07a0>] __device_attach_driver+0xf7/0x150\n    [<0000000043f452b8>] bus_for_each_drv+0x114/0x180\n    [<00000000358e5596>] __device_attach+0x1e5/0x2d0\n    [<0000000043f83c5d>] bus_probe_device+0x126/0x140\n    [<00000000ee0f3046>] device_add+0x810/0x1130\n    [<00000000e0278184>] i2c_new_client_device+0x359/0x4f0\n    [<0000000070baf34f>] of_i2c_register_device+0xf1/0x110\n    [<00000000a9f2159d>] of_i2c_notify+0x100/0x160\nunreferenced object 0xffff888119825c00 (size 256):\n  comm \"python3\", pid 279, jiffies 4294805921 (age 20.681s)\n  hex dump (first 32 bytes):\n    00 b4 a5 17 81 88 ff ff 00 5e 82 19 81 88 ff ff  .........^......\n    10 5c 82 19 81 88 ff ff 10 5c 82 19 81 88 ff ff  .\\.......\\......\n  backtrace:\n    [<000000009990b438>] __kmalloc_node+0x44/0x1b0\n    [<000000009e32f7d7>] kvmalloc_node+0x34/0x180\n    [<0000000073d88e0b>] v4l2_ctrl_new.cold+0x19b/0x86f [videodev]\n    [<00000000b1f576fb>] v4l2_ctrl_new_std+0x16f/0x210 [videodev]\n    [<00000000caf7ac99>] ov772x_probe+0x1fa/0x68c [ov772x]\n    [<000000003f0d225e>] i2c_device_probe+0x28d/0x680\n    [<00000000e0b6db89>] really_probe+0x17c/0x3f0\n    [<000000001b19fcee>] __driver_probe_device+0xe3/0x170\n    [<0000000048370519>] driver_probe_device+0x49/0x120\n    [<000000005ead07a0>] __device_attach_driver+0xf7/0x150\n    [<0000000043f452b8>] bus_for_each_drv+0x114/0x180\n    [<00000000358e5596>] __device_attach+0x1e5/0x2d0\n    [<0000000043f83c5d>] bus_probe_device+0x126/0x140\n    [<00000000ee0f3046>] device_add+0x810/0x1130\n    [<00000000e0278184>] i2c_new_client_device+0x359/0x4f0\n    [<0000000070baf34f>] of_i2c_register_device+0xf1/0x110\n\nThe reason is that if priv->hdl.error is set, ov772x_probe() jumps to the\nerror_mutex_destroy without doing v4l2_ctrl_handler_free(), and all\nresources allocated in v4l2_ctrl_handler_init() and v4l2_ctrl_new_std()\nare leaked."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/i2c/ov772x.c"],"versions":[{"version":"1112babde21483d86ed3fbad1320b0ddf9ab2ece","lessThan":"cc3b6011d7a9f149489eb9420c6305a779162c57","status":"affected","versionType":"git"},{"version":"1112babde21483d86ed3fbad1320b0ddf9ab2ece","lessThan":"448ce1cd50387b1345ec14eb191ef05f7afc2a26","status":"affected","versionType":"git"},{"version":"1112babde21483d86ed3fbad1320b0ddf9ab2ece","lessThan":"dfaafeb8e9537969e8dba75491f732478c7fa9d6","status":"affected","versionType":"git"},{"version":"1112babde21483d86ed3fbad1320b0ddf9ab2ece","lessThan":"1da495101ef7507eb4f4b1dbec2874d740eff251","status":"affected","versionType":"git"},{"version":"1112babde21483d86ed3fbad1320b0ddf9ab2ece","lessThan":"ac93f8ac66e60227bed42d5a023f0e6c15b52c0a","status":"affected","versionType":"git"},{"version":"1112babde21483d86ed3fbad1320b0ddf9ab2ece","lessThan":"c86d760c1c6855a6131e78d0ddacc48c79324ac3","status":"affected","versionType":"git"},{"version":"1112babde21483d86ed3fbad1320b0ddf9ab2ece","lessThan":"7485edb2b6ca5960205c0a49bedfd09bba30e521","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/i2c/ov772x.c"],"versions":[{"version":"4.17","status":"affected"},{"version":"0","lessThan":"4.17","status":"unaffected","versionType":"semver"},{"version":"4.19.276","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.235","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.173","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.99","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.16","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2.3","lessThanOrEqual":"6.2.*","status":"unaffected","versionType":"semver"},{"version":"6.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"4.19.276"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.4.235"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.10.173"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.15.99"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.1.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.2.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/cc3b6011d7a9f149489eb9420c6305a779162c57"},{"url":"https://git.kernel.org/stable/c/448ce1cd50387b1345ec14eb191ef05f7afc2a26"},{"url":"https://git.kernel.org/stable/c/dfaafeb8e9537969e8dba75491f732478c7fa9d6"},{"url":"https://git.kernel.org/stable/c/1da495101ef7507eb4f4b1dbec2874d740eff251"},{"url":"https://git.kernel.org/stable/c/ac93f8ac66e60227bed42d5a023f0e6c15b52c0a"},{"url":"https://git.kernel.org/stable/c/c86d760c1c6855a6131e78d0ddacc48c79324ac3"},{"url":"https://git.kernel.org/stable/c/7485edb2b6ca5960205c0a49bedfd09bba30e521"}],"title":"media: i2c: ov772x: Fix memleak in ov772x_probe()","x_generator":{"engine":"bippy-1.2.0"}}}}