{"id":"CVE-2024-39489","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: sr: fix memleak in seg6_hmac_init_algo\n\nseg6_hmac_init_algo returns without cleaning up the previous allocations\nif one fails, so it's going to leak all that memo…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: sr: fix memleak in seg6_hmac_init_algo\n\nseg6_hmac_init_algo returns without cleaning up the previous allocations\nif one fails, so it's going to leak all that memo…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-401"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.10, < 4.19.316","linux_kernel >= 4.20, < 5.4.278","linux_kernel >= 5.5, < 5.10.219","linux_kernel >= 5.11, < 5.15.161","linux_kernel >= 5.16, < 6.1.93","linux_kernel >= 6.2, < 6.6.33","linux_kernel >= 6.7, < 6.9.4"],"patched":["linux_kernel 6.9.4"],"published":"2024-07-10","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:34.287","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-39489","references":[{"url":"https://git.kernel.org/stable/c/0e44d6cbe8de983470c3d2f978649783384fdcb6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4a3fcf53725b70010d1cf869a2ba549fed6b8fb3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/599a5654215092ac22bfc453f4fd3959c55ea821","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/61d31ac85b4572d11f8071855c0ccb4f32d76c0c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/afd5730969aec960a2fee4e5ee839a6014643976","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/daf341e0a2318b813427d5a78788c86f4a7f02be","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/efb9f4f19f8e37fde43dfecebc80292d179f56c6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f6a99ef4e056c20a138a95cc51332b2b96c8f383","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/0e44d6cbe8de983470c3d2f978649783384fdcb6","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/4a3fcf53725b70010d1cf869a2ba549fed6b8fb3","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/599a5654215092ac22bfc453f4fd3959c55ea821","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/61d31ac85b4572d11f8071855c0ccb4f32d76c0c","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/afd5730969aec960a2fee4e5ee839a6014643976","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/daf341e0a2318b813427d5a78788c86f4a7f02be","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/efb9f4f19f8e37fde43dfecebc80292d179f56c6","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/f6a99ef4e056c20a138a95cc51332b2b96c8f383","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-613116.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00239,"epssPercentile":0.14895,"ingestedAt":"2026-10-15T03:30:12.718Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-07-10T15:29:00.880316Z"},"slug":"CVE-2024-39489","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nipv6: sr: fix memleak in seg6_hmac_init_algo\n\nseg6_hmac_init_algo returns without cleaning up the previous allocations\nif one fails, so it's going to leak all that memory and the crypto tfms.\n\nUpdate seg6_hmac_exit to only free the memory when allocated, so we can\nreuse the code directly.\n\n## Affected\n\n- `linux_kernel >= 4.10, < 4.19.316`\n- `linux_kernel >= 4.20, < 5.4.278`\n- `linux_kernel >= 5.5, < 5.10.219`\n- `linux_kernel >= 5.11, < 5.15.161`\n- `linux_kernel >= 5.16, < 6.1.93`\n- `linux_kernel >= 6.2, < 6.6.33`\n- `linux_kernel >= 6.7, < 6.9.4`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.9.4`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}