{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2021-47291", "ASSIGNER": "cve@kernel.org", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: fix another slab-out-of-bounds in fib6_nh_flush_exceptions\n\nWhile running the self-tests on a KASAN enabled kernel, I observed a\nslab-out-of-bounds splat very similar to the one reported in\ncommit 821bbf79fe46 (\"ipv6: Fix KASAN: slab-out-of-bounds Read in\n fib6_nh_flush_exceptions\").\n\nWe additionally need to take care of fib6_metrics initialization\nfailure when the caller provides an nh.\n\nThe fix is similar, explicitly free the route instead of calling\nfib6_info_release on a half-initialized object." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Linux", "product": { "product_data": [ { "product_name": "Linux", "version": { "version_data": [ { "version_affected": "<", "version_name": "f88d8ea67fbd", "version_value": "830251361425" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "versions": [ { "version": "5.3", "status": "affected" }, { "version": "0", "lessThan": "5.3", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.136", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.54", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.13.6", "lessThanOrEqual": "5.13.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.14", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ], "defaultStatus": "affected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://git.kernel.org/stable/c/830251361425c5be044db4d826aaf304ea3d14c6", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/830251361425c5be044db4d826aaf304ea3d14c6" }, { "url": "https://git.kernel.org/stable/c/ce8fafb68051fba52546f8bbe8621f7641683680", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/ce8fafb68051fba52546f8bbe8621f7641683680" }, { "url": "https://git.kernel.org/stable/c/115784bcccf135c3a3548098153413d76f16aae0", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/115784bcccf135c3a3548098153413d76f16aae0" }, { "url": "https://git.kernel.org/stable/c/8fb4792f091e608a0a1d353dfdf07ef55a719db5", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/8fb4792f091e608a0a1d353dfdf07ef55a719db5" } ] }, "generator": { "engine": "bippy-9e1c9544281a" } }