{"api_version":"1","generated_at":"2026-07-23T15:35:40+00:00","cve":"CVE-2024-49938","urls":{"html":"https://cve.report/CVE-2024-49938","api":"https://cve.report/api/cve/CVE-2024-49938.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2024-49938","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-49938"},"summary":{"title":"wifi: ath9k_htc: Use __skb_set_length() for resetting urb before resubmit","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath9k_htc: Use __skb_set_length() for resetting urb before resubmit\n\nSyzbot points out that skb_trim() has a sanity check on the existing length of\nthe skb, which can be uninitialised in some error paths. The intent here is\nclearly just to reset the length to zero before resubmitting, so switch to\ncalling __skb_set_length(skb, 0) directly. In addition, __skb_set_length()\nalready contains a call to skb_reset_tail_pointer(), so remove the redundant\ncall.\n\nThe syzbot report came from ath9k_hif_usb_reg_in_cb(), but there's a similar\nusage of skb_trim() in ath9k_hif_usb_rx_cb(), change both while we're at it.","state":"PUBLISHED","assigner":"Linux","published_at":"2024-10-21 18:15:15","updated_at":"2026-05-12 12:17:18"},"problem_types":["CWE-824"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/e37e348835032d6940ec89308cc8996ded691d2d","name":"https://git.kernel.org/stable/c/e37e348835032d6940ec89308cc8996ded691d2d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a9f4e28e8adaf0715bd4e01462af0a52ee46b01f","name":"https://git.kernel.org/stable/c/a9f4e28e8adaf0715bd4e01462af0a52ee46b01f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e6b9bf32e0695e4f374674002de0527d2a6768eb","name":"https://git.kernel.org/stable/c/e6b9bf32e0695e4f374674002de0527d2a6768eb","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/94745807f3ebd379f23865e6dab196f220664179","name":"https://git.kernel.org/stable/c/94745807f3ebd379f23865e6dab196f220664179","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html","name":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","name":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","refsource":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6a875220670475d9247e576c15dc29823100a4e4","name":"https://git.kernel.org/stable/c/6a875220670475d9247e576c15dc29823100a4e4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d1f2fbc6a769081503f6ffedbb5cd1ac497f0e77","name":"https://git.kernel.org/stable/c/d1f2fbc6a769081503f6ffedbb5cd1ac497f0e77","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/012ae530afa0785102360de452745d33c99a321b","name":"https://git.kernel.org/stable/c/012ae530afa0785102360de452745d33c99a321b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-355557.html","name":"https://cert-portal.siemens.com/productcert/html/ssa-355557.html","refsource":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2c230210ec0ae6ed08306ac70dc21c24b817bb95","name":"https://git.kernel.org/stable/c/2c230210ec0ae6ed08306ac70dc21c24b817bb95","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","name":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b02eb7c86ff2ef1411c3095ec8a52b13f68db04f","name":"https://git.kernel.org/stable/c/b02eb7c86ff2ef1411c3095ec8a52b13f68db04f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-49938","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-49938","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 e6b9bf32e0695e4f374674002de0527d2a6768eb git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 d1f2fbc6a769081503f6ffedbb5cd1ac497f0e77 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 b02eb7c86ff2ef1411c3095ec8a52b13f68db04f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 012ae530afa0785102360de452745d33c99a321b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 6a875220670475d9247e576c15dc29823100a4e4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 e37e348835032d6940ec89308cc8996ded691d2d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 2c230210ec0ae6ed08306ac70dc21c24b817bb95 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 a9f4e28e8adaf0715bd4e01462af0a52ee46b01f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fb9987d0f748c983bb795a86f47522313f701a08 94745807f3ebd379f23865e6dab196f220664179 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2.6.35","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 2.6.35 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.19.323 4.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.4.285 5.4.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.227 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.168 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.113 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.55 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.10.14 6.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.11.3 6.11.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12 * original_commit_for_fix","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"RUGGEDCOM RST2428P","version":"unaffected * custom","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family","version":"unaffected * custom","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"SCALANCE XCM-/XRM-/XCH-/XRH-300 family","version":"unaffected * custom","platforms":[]},{"source":"ADP","vendor":"Siemens","product":"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem","version":"affected * custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2024","cve_id":"49938","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2024-49938","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-10-22T13:38:08.567983Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2024-10-22T13:38:50.969Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"},{"providerMetadata":{"dateUpdated":"2025-11-03T22:23:23.575Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}],"title":"CVE Program Container"},{"affected":[{"defaultStatus":"unknown","product":"RUGGEDCOM RST2428P","vendor":"Siemens","versions":[{"lessThan":"*","status":"unaffected","version":"0","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family","vendor":"Siemens","versions":[{"lessThan":"*","status":"unaffected","version":"0","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SCALANCE XCM-/XRM-/XCH-/XRH-300 family","vendor":"Siemens","versions":[{"lessThan":"*","status":"unaffected","version":"0","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"0","versionType":"custom"}]}],"providerMetadata":{"dateUpdated":"2026-05-12T11:59:04.853Z","orgId":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e","shortName":"siemens-SADP"},"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-355557.html"}],"x_adpType":"supplier"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/ath/ath9k/hif_usb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"e6b9bf32e0695e4f374674002de0527d2a6768eb","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"},{"lessThan":"d1f2fbc6a769081503f6ffedbb5cd1ac497f0e77","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"},{"lessThan":"b02eb7c86ff2ef1411c3095ec8a52b13f68db04f","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"},{"lessThan":"012ae530afa0785102360de452745d33c99a321b","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"},{"lessThan":"6a875220670475d9247e576c15dc29823100a4e4","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"},{"lessThan":"e37e348835032d6940ec89308cc8996ded691d2d","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"},{"lessThan":"2c230210ec0ae6ed08306ac70dc21c24b817bb95","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"},{"lessThan":"a9f4e28e8adaf0715bd4e01462af0a52ee46b01f","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"},{"lessThan":"94745807f3ebd379f23865e6dab196f220664179","status":"affected","version":"fb9987d0f748c983bb795a86f47522313f701a08","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/ath/ath9k/hif_usb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.35"},{"lessThan":"2.6.35","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"4.19.*","status":"unaffected","version":"4.19.323","versionType":"semver"},{"lessThanOrEqual":"5.4.*","status":"unaffected","version":"5.4.285","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.227","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.168","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.113","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.55","versionType":"semver"},{"lessThanOrEqual":"6.10.*","status":"unaffected","version":"6.10.14","versionType":"semver"},{"lessThanOrEqual":"6.11.*","status":"unaffected","version":"6.11.3","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.12","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"4.19.323","versionStartIncluding":"2.6.35","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.4.285","versionStartIncluding":"2.6.35","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.227","versionStartIncluding":"2.6.35","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.168","versionStartIncluding":"2.6.35","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.113","versionStartIncluding":"2.6.35","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.55","versionStartIncluding":"2.6.35","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.10.14","versionStartIncluding":"2.6.35","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.11.3","versionStartIncluding":"2.6.35","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12","versionStartIncluding":"2.6.35","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath9k_htc: Use __skb_set_length() for resetting urb before resubmit\n\nSyzbot points out that skb_trim() has a sanity check on the existing length of\nthe skb, which can be uninitialised in some error paths. The intent here is\nclearly just to reset the length to zero before resubmitting, so switch to\ncalling __skb_set_length(skb, 0) directly. In addition, __skb_set_length()\nalready contains a call to skb_reset_tail_pointer(), so remove the redundant\ncall.\n\nThe syzbot report came from ath9k_hif_usb_reg_in_cb(), but there's a similar\nusage of skb_trim() in ath9k_hif_usb_rx_cb(), change both while we're at it."}],"providerMetadata":{"dateUpdated":"2026-05-11T20:42:19.852Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/e6b9bf32e0695e4f374674002de0527d2a6768eb"},{"url":"https://git.kernel.org/stable/c/d1f2fbc6a769081503f6ffedbb5cd1ac497f0e77"},{"url":"https://git.kernel.org/stable/c/b02eb7c86ff2ef1411c3095ec8a52b13f68db04f"},{"url":"https://git.kernel.org/stable/c/012ae530afa0785102360de452745d33c99a321b"},{"url":"https://git.kernel.org/stable/c/6a875220670475d9247e576c15dc29823100a4e4"},{"url":"https://git.kernel.org/stable/c/e37e348835032d6940ec89308cc8996ded691d2d"},{"url":"https://git.kernel.org/stable/c/2c230210ec0ae6ed08306ac70dc21c24b817bb95"},{"url":"https://git.kernel.org/stable/c/a9f4e28e8adaf0715bd4e01462af0a52ee46b01f"},{"url":"https://git.kernel.org/stable/c/94745807f3ebd379f23865e6dab196f220664179"}],"title":"wifi: ath9k_htc: Use __skb_set_length() for resetting urb before resubmit","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2024-49938","datePublished":"2024-10-21T18:01:58.359Z","dateReserved":"2024-10-21T12:17:06.042Z","dateUpdated":"2026-05-12T11:59:04.853Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2024-10-21 18:15:15","lastModifiedDate":"2026-05-12 12:17:18","problem_types":["CWE-824"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.227","matchCriteriaId":"EB525A44-6338-4857-AD90-EA2860D1AD1F"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.168","matchCriteriaId":"4D51C05D-455B-4D8D-89E7-A58E140B864C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.113","matchCriteriaId":"D01BD22E-ACD1-4618-9D01-6116570BE1EE"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.55","matchCriteriaId":"E90B9576-56C4-47BC-AAB0-C5B2D438F5D0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.10.14","matchCriteriaId":"4C16BCE0-FFA0-4599-BE0A-1FD65101C021"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11","versionEndExcluding":"6.11.3","matchCriteriaId":"54D9C704-D679-41A7-9C40-10A6B1E7FFE9"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2024","CveId":"49938","Ordinal":"1","Title":"wifi: ath9k_htc: Use __skb_set_length() for resetting urb before","CVE":"CVE-2024-49938","Year":"2024"},"notes":[{"CveYear":"2024","CveId":"49938","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath9k_htc: Use __skb_set_length() for resetting urb before resubmit\n\nSyzbot points out that skb_trim() has a sanity check on the existing length of\nthe skb, which can be uninitialised in some error paths. The intent here is\nclearly just to reset the length to zero before resubmitting, so switch to\ncalling __skb_set_length(skb, 0) directly. In addition, __skb_set_length()\nalready contains a call to skb_reset_tail_pointer(), so remove the redundant\ncall.\n\nThe syzbot report came from ath9k_hif_usb_reg_in_cb(), but there's a similar\nusage of skb_trim() in ath9k_hif_usb_rx_cb(), change both while we're at it.","Type":"Description","Title":"wifi: ath9k_htc: Use __skb_set_length() for resetting urb before"}]}}}