{"id":"CVE-2023-53349","state":"PUBLISHED","title":"media: ov2740: Fix memleak in ov2740_init_controls()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: ov2740: Fix memleak in ov2740_init_controls()\n\nThere is a kmemleak when testing the media/i2c/ov2740.c with bpf mock\ndevice:\n\nunreferenced object 0xffff8881090e19e0 (size 16):\n  comm \"51-i2c-ov2740\", pid 278, jiffies 4294781584 (age 23.613s)\n  hex dump (first 16 bytes):\n    00 f3 7c 0b 81 88 ff ff 80 75 6a 09 81 88 ff ff  ..|......uj.....\n  backtrace:\n    [<000000004e9fad8f>] __kmalloc_node+0x44/0x1b0\n    [<0000000039c802f4>] kvmalloc_node+0x34/0x180\n    [<000000009b8b5c63>] v4l2_ctrl_handler_init_class+0x11d/0x180\n[videodev]\n    [<0000000038644056>] ov2740_probe+0x37d/0x84f [ov2740]\n    [<0000000092489f59>] i2c_device_probe+0x28d/0x680\n    [<000000001038babe>] really_probe+0x17c/0x3f0\n    [<0000000098c7af1c>] __driver_probe_device+0xe3/0x170\n    [<00000000e1b3dc24>] device_driver_attach+0x34/0x80\n    [<000000005a04a34d>] bind_store+0x10b/0x1a0\n    [<00000000ce25d4f2>] drv_attr_store+0x49/0x70\n    [<000000007d9f4e9a>] sysfs_kf_write+0x8c/0xb0\n    [<00000000be6cff0f>] kernfs_fop_write_iter+0x216/0x2e0\n    [<0000000031ddb40a>] vfs_write+0x658/0x810\n    [<0000000041beecdd>] ksys_write+0xd6/0x1b0\n    [<0000000023755840>] do_syscall_64+0x38/0x90\n    [<00000000b2cc2da2>] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nov2740_init_controls() won't clean all the allocated resources in fail\npath, which may causes the memleaks. Add v4l2_ctrl_handler_free() to\nprevent memleak.","publishedAt":"2025-09-17T14:56:40.510Z","updatedAt":"2026-05-11T19:43:13.660Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"a163ee11345d8322321c28bd61631de32455b987","versionType":"git"},{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"3969b2ebc66039306f505c7c630c5530800f83c0","versionType":"git"},{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"fc33380ae06f438b652f66b9370b543976ac8a03","versionType":"git"},{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"7c405ee63447f14eefcfe12a18aa749abbd596ea","versionType":"git"},{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"2d899592ed7829d0d5140853bac4d58742a6b8af","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/i2c/ov2740.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.8","versionType":"semver"},{"version":"5.10.173","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.99","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.16","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.3","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/i2c/ov2740.c"]}],"references":["https://git.kernel.org/stable/c/a163ee11345d8322321c28bd61631de32455b987","https://git.kernel.org/stable/c/3969b2ebc66039306f505c7c630c5530800f83c0","https://git.kernel.org/stable/c/fc33380ae06f438b652f66b9370b543976ac8a03","https://git.kernel.org/stable/c/7c405ee63447f14eefcfe12a18aa749abbd596ea","https://git.kernel.org/stable/c/2d899592ed7829d0d5140853bac4d58742a6b8af"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53349.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53349","state":"PUBLISHED","datePublished":"2025-09-17T14:56:40.510Z","dateUpdated":"2026-05-11T19:43:13.660Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-16T16:08:59.566Z"},"containers":{"cna":{"title":"media: ov2740: Fix memleak in ov2740_init_controls()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: ov2740: Fix memleak in ov2740_init_controls()\n\nThere is a kmemleak when testing the media/i2c/ov2740.c with bpf mock\ndevice:\n\nunreferenced object 0xffff8881090e19e0 (size 16):\n  comm \"51-i2c-ov2740\", pid 278, jiffies 4294781584 (age 23.613s)\n  hex dump (first 16 bytes):\n    00 f3 7c 0b 81 88 ff ff 80 75 6a 09 81 88 ff ff  ..|......uj.....\n  backtrace:\n    [<000000004e9fad8f>] __kmalloc_node+0x44/0x1b0\n    [<0000000039c802f4>] kvmalloc_node+0x34/0x180\n    [<000000009b8b5c63>] v4l2_ctrl_handler_init_class+0x11d/0x180\n[videodev]\n    [<0000000038644056>] ov2740_probe+0x37d/0x84f [ov2740]\n    [<0000000092489f59>] i2c_device_probe+0x28d/0x680\n    [<000000001038babe>] really_probe+0x17c/0x3f0\n    [<0000000098c7af1c>] __driver_probe_device+0xe3/0x170\n    [<00000000e1b3dc24>] device_driver_attach+0x34/0x80\n    [<000000005a04a34d>] bind_store+0x10b/0x1a0\n    [<00000000ce25d4f2>] drv_attr_store+0x49/0x70\n    [<000000007d9f4e9a>] sysfs_kf_write+0x8c/0xb0\n    [<00000000be6cff0f>] kernfs_fop_write_iter+0x216/0x2e0\n    [<0000000031ddb40a>] vfs_write+0x658/0x810\n    [<0000000041beecdd>] ksys_write+0xd6/0x1b0\n    [<0000000023755840>] do_syscall_64+0x38/0x90\n    [<00000000b2cc2da2>] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nov2740_init_controls() won't clean all the allocated resources in fail\npath, which may causes the memleaks. Add v4l2_ctrl_handler_free() to\nprevent memleak."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"a163ee11345d8322321c28bd61631de32455b987","versionType":"git"},{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"3969b2ebc66039306f505c7c630c5530800f83c0","versionType":"git"},{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"fc33380ae06f438b652f66b9370b543976ac8a03","versionType":"git"},{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"7c405ee63447f14eefcfe12a18aa749abbd596ea","versionType":"git"},{"version":"866edc895171f1256aad3e81dce193447955c202","status":"affected","lessThan":"2d899592ed7829d0d5140853bac4d58742a6b8af","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/i2c/ov2740.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.8","versionType":"semver"},{"version":"5.10.173","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.99","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.16","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.3","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/i2c/ov2740.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a163ee11345d8322321c28bd61631de32455b987"},{"url":"https://git.kernel.org/stable/c/3969b2ebc66039306f505c7c630c5530800f83c0"},{"url":"https://git.kernel.org/stable/c/fc33380ae06f438b652f66b9370b543976ac8a03"},{"url":"https://git.kernel.org/stable/c/7c405ee63447f14eefcfe12a18aa749abbd596ea"},{"url":"https://git.kernel.org/stable/c/2d899592ed7829d0d5140853bac4d58742a6b8af"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:43:13.660Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"5.10.173"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"5.15.99"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.1.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.2.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2023-53349","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T18:40:56.511300Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","lang":"en","type":"CWE","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-14T18:43:03.285Z"}}]}}}