{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-22T05:49:15.829","vulnerabilities":[{"cve":{"id":"CVE-2023-52983","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-03-27T17:15:45.557","lastModified":"2025-04-01T15:39:39.127","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nblock, bfq: fix uaf for bfqq in bic_set_bfqq()\n\nAfter commit 64dc8c732f5c (\"block, bfq: fix possible uaf for 'bfqq->bic'\"),\nbic->bfqq will be accessed in bic_set_bfqq(), however, in some context\nbic->bfqq will be freed, and bic_set_bfqq() is called with the freed\nbic->bfqq.\n\nFix the problem by always freeing bfqq after bic_set_bfqq()."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: block, bfq: corrección de uaf para bfqq en bic_set_bfqq(). Después del commit 64dc8c732f5c (\"block, bfq: corrección de posible uaf para 'bfqq->bic'\"), se accederá a bic->bfqq en bic_set_bfqq(). Sin embargo, en algunos contextos, se liberará bic->bfqq y se llamará a bic_set_bfqq() con el bic->bfqq liberado. Para solucionar el problema, libere siempre bfqq después de bic_set_bfqq()."}],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"weaknesses":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-416"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.86","versionEndExcluding":"5.15.93","matchCriteriaId":"21081389-6ED8-4898-80ED-81EF6A2B1FEC"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.2","versionEndExcluding":"6.1.11","matchCriteriaId":"6AACE63B-510D-430C-ACD9-34922D790040"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.0.16:*:*:*:*:*:*:*","matchCriteriaId":"0F12ACFA-7194-43FD-B79A-93AEA2668E6F"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/511c922c5bf6c8a166bea826e702336bc2424140","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/7f77f3dab5066a7c9da73d72d1eee895ff84a8d5","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/b600de2d7d3a16f9007fad1bdae82a3951a26af2","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/cb1876fc33af26d00efdd473311f1b664c77c44e","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]}]}}]}