{"id":"CVE-2026-31760","state":"PUBLISHED","title":"gpib: lpvo_usb: fix memory leak on disconnect","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpib: lpvo_usb: fix memory leak on disconnect\n\nThe driver iterates over the registered USB interfaces during GPIB\nattach and takes a reference to their USB devices until a match is\nfound. These references are never released which leads to a memory leak\nwhen devices are disconnected.\n\nFix the leak by dropping the unnecessary references.","publishedAt":"2026-05-01T14:14:52.553Z","updatedAt":"2026-05-11T22:15:17.036Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fce79512a96afacbe297ba3c5c2f7ed34944540d","status":"affected","lessThan":"21f942879f86108b300a23683e67483f8c358fc7","versionType":"git"},{"version":"fce79512a96afacbe297ba3c5c2f7ed34944540d","status":"affected","lessThan":"706f4fe2dacc95d65e7c8dff321711f024bb8d20","versionType":"git"},{"version":"fce79512a96afacbe297ba3c5c2f7ed34944540d","status":"affected","lessThan":"5cefb52c1af6f69ea719e42788f6ec6a087eb74c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.13","versionType":"semver"},{"version":"6.18.22","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.12","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c"]}],"references":["https://git.kernel.org/stable/c/21f942879f86108b300a23683e67483f8c358fc7","https://git.kernel.org/stable/c/706f4fe2dacc95d65e7c8dff321711f024bb8d20","https://git.kernel.org/stable/c/5cefb52c1af6f69ea719e42788f6ec6a087eb74c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:40.391Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/31xxx/CVE-2026-31760.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-31760","state":"PUBLISHED","datePublished":"2026-05-01T14:14:52.553Z","dateUpdated":"2026-05-11T22:15:17.036Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-03-09T15:48:24.139Z"},"containers":{"cna":{"title":"gpib: lpvo_usb: fix memory leak on disconnect","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ngpib: lpvo_usb: fix memory leak on disconnect\n\nThe driver iterates over the registered USB interfaces during GPIB\nattach and takes a reference to their USB devices until a match is\nfound. These references are never released which leads to a memory leak\nwhen devices are disconnected.\n\nFix the leak by dropping the unnecessary references."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fce79512a96afacbe297ba3c5c2f7ed34944540d","status":"affected","lessThan":"21f942879f86108b300a23683e67483f8c358fc7","versionType":"git"},{"version":"fce79512a96afacbe297ba3c5c2f7ed34944540d","status":"affected","lessThan":"706f4fe2dacc95d65e7c8dff321711f024bb8d20","versionType":"git"},{"version":"fce79512a96afacbe297ba3c5c2f7ed34944540d","status":"affected","lessThan":"5cefb52c1af6f69ea719e42788f6ec6a087eb74c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.13","versionType":"semver"},{"version":"6.18.22","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.12","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/21f942879f86108b300a23683e67483f8c358fc7"},{"url":"https://git.kernel.org/stable/c/706f4fe2dacc95d65e7c8dff321711f024bb8d20"},{"url":"https://git.kernel.org/stable/c/5cefb52c1af6f69ea719e42788f6ec6a087eb74c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:15:17.036Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.22"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.19.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}