{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68759","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T10:30:51.033Z","datePublished":"2026-01-05T09:32:32.174Z","dateUpdated":"2026-05-11T21:52:48.124Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:52:48.124Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtl818x: Fix potential memory leaks in rtl8180_init_rx_ring()\n\nIn rtl8180_init_rx_ring(), memory is allocated for skb packets and DMA\nallocations in a loop. When an allocation fails, the previously\nsuccessful allocations are not freed on exit.\n\nFix that by jumping to err_free_rings label on error, which calls\nrtl8180_free_rx_ring() to free the allocations. Remove the free of\nrx_ring in rtl8180_init_rx_ring() error path, and set the freed\npriv->rx_buf entry to null, to avoid double free."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c"],"versions":[{"version":"f653211197f3841f383fa9757ef8ce182c6cf627","lessThan":"3677c01891fb0239361e444afee8398868e34bdf","status":"affected","versionType":"git"},{"version":"f653211197f3841f383fa9757ef8ce182c6cf627","lessThan":"89caaeee8dd95fae8bb4f4964e6fe3ca688500c4","status":"affected","versionType":"git"},{"version":"f653211197f3841f383fa9757ef8ce182c6cf627","lessThan":"a4fb7cca9837378878e6c94d9e7af019c8fdfcdb","status":"affected","versionType":"git"},{"version":"f653211197f3841f383fa9757ef8ce182c6cf627","lessThan":"bf8513dfa31ea015c9cf415796dca2113d293840","status":"affected","versionType":"git"},{"version":"f653211197f3841f383fa9757ef8ce182c6cf627","lessThan":"ee7db11742b30641f21306105ad27a275e3c61d7","status":"affected","versionType":"git"},{"version":"f653211197f3841f383fa9757ef8ce182c6cf627","lessThan":"a813a74570212cb5f3a7d3b05c0cb0cd00bace1d","status":"affected","versionType":"git"},{"version":"f653211197f3841f383fa9757ef8ce182c6cf627","lessThan":"c9d1c4152e6d32fa74034464854bee262a60bc43","status":"affected","versionType":"git"},{"version":"f653211197f3841f383fa9757ef8ce182c6cf627","lessThan":"9b5b9c042b30befc5b37e4539ace95af70843473","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/net/wireless/realtek/rtl818x/rtl8180/dev.c"],"versions":[{"version":"2.6.25","status":"affected"},{"version":"0","lessThan":"2.6.25","status":"unaffected","versionType":"semver"},{"version":"5.10.248","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.198","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.160","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.120","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.63","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.17.13","lessThanOrEqual":"6.17.*","status":"unaffected","versionType":"semver"},{"version":"6.18.2","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19","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":"2.6.25","versionEndExcluding":"5.10.248"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.25","versionEndExcluding":"5.15.198"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.25","versionEndExcluding":"6.1.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.25","versionEndExcluding":"6.6.120"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.25","versionEndExcluding":"6.12.63"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.25","versionEndExcluding":"6.17.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.25","versionEndExcluding":"6.18.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.25","versionEndExcluding":"6.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3677c01891fb0239361e444afee8398868e34bdf"},{"url":"https://git.kernel.org/stable/c/89caaeee8dd95fae8bb4f4964e6fe3ca688500c4"},{"url":"https://git.kernel.org/stable/c/a4fb7cca9837378878e6c94d9e7af019c8fdfcdb"},{"url":"https://git.kernel.org/stable/c/bf8513dfa31ea015c9cf415796dca2113d293840"},{"url":"https://git.kernel.org/stable/c/ee7db11742b30641f21306105ad27a275e3c61d7"},{"url":"https://git.kernel.org/stable/c/a813a74570212cb5f3a7d3b05c0cb0cd00bace1d"},{"url":"https://git.kernel.org/stable/c/c9d1c4152e6d32fa74034464854bee262a60bc43"},{"url":"https://git.kernel.org/stable/c/9b5b9c042b30befc5b37e4539ace95af70843473"}],"title":"wifi: rtl818x: Fix potential memory leaks in rtl8180_init_rx_ring()","x_generator":{"engine":"bippy-1.2.0"}}}}