{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46046","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.094Z","datePublished":"2026-05-27T12:57:02.610Z","dateUpdated":"2026-06-14T17:50:25.177Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-14T17:50:25.177Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix missing brelse() in ext4_xattr_inode_dec_ref_all()\n\nThe commit c8e008b60492 (\"ext4: ignore xattrs past end\")\nintroduced a refcount leak in when block_csum is false.\n\next4_xattr_inode_dec_ref_all() calls ext4_get_inode_loc() to\nget iloc.bh, but never releases it with brelse()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ext4/xattr.c"],"versions":[{"version":"76c365fa7e2a8bb85f0190cdb4b8cdc99b2fdce3","lessThan":"dd98a5603a212ea9c96c6982ccdbcc748fdb9a56","status":"affected","versionType":"git"},{"version":"f737418b6de31c962c7192777ee4018906975383","lessThan":"153ab2c52355fbebcae622db8e7b506492c73a29","status":"affected","versionType":"git"},{"version":"cf9291a3449b04688b81e32621e88de8f4314b54","lessThan":"b706d00206a9e82362a9633efbd8b5775650169b","status":"affected","versionType":"git"},{"version":"362a90cecd36e8a5c415966d0b75b04a0270e4dd","lessThan":"1bc1107a3a403a6d440673ed6666f7b07ef868a8","status":"affected","versionType":"git"},{"version":"eb59cc31b6ea076021d14b04e7faab1636b87d0e","lessThan":"097227f1ffe1a85bc3c359f81c71e3d40e06e920","status":"affected","versionType":"git"},{"version":"c8e008b60492cf6fd31ef127aea6d02fd3d314cd","lessThan":"1e6b0a69bf2c9c819255c7566e4355536d81d9cf","status":"affected","versionType":"git"},{"version":"c8e008b60492cf6fd31ef127aea6d02fd3d314cd","lessThan":"f072906688933bf47fabbaf63560be03357c8298","status":"affected","versionType":"git"},{"version":"c8e008b60492cf6fd31ef127aea6d02fd3d314cd","lessThan":"77d059519382bd66283e6a4e83ee186e87e7708f","status":"affected","versionType":"git"},{"version":"6aff941cb0f7d0c897c3698ad2e30672709135e3","status":"affected","versionType":"git"},{"version":"3bc6317033f365ce578eb6039445fb66162722fd","status":"affected","versionType":"git"},{"version":"836e625b03a666cf93ff5be328c8cb30336db872","status":"affected","versionType":"git"},{"version":"5.10.237","lessThan":"5.10.258","status":"affected","versionType":"semver"},{"version":"5.15.181","lessThan":"5.15.209","status":"affected","versionType":"semver"},{"version":"6.1.135","lessThan":"6.1.175","status":"affected","versionType":"semver"},{"version":"6.6.88","lessThan":"6.6.140","status":"affected","versionType":"semver"},{"version":"6.12.24","lessThan":"6.12.86","status":"affected","versionType":"semver"},{"version":"5.4.293","lessThan":"5.5","status":"affected","versionType":"semver"},{"version":"6.13.12","lessThan":"6.14","status":"affected","versionType":"semver"},{"version":"6.14.3","lessThan":"6.15","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ext4/xattr.c"],"versions":[{"version":"6.15","status":"affected"},{"version":"0","lessThan":"6.15","status":"unaffected","versionType":"semver"},{"version":"5.10.258","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.140","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.86","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.27","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.4","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","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":"5.10.237","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.181","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.135","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.88","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.24","versionEndExcluding":"6.12.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"6.18.27"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"7.0.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"7.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4.293"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/dd98a5603a212ea9c96c6982ccdbcc748fdb9a56"},{"url":"https://git.kernel.org/stable/c/153ab2c52355fbebcae622db8e7b506492c73a29"},{"url":"https://git.kernel.org/stable/c/b706d00206a9e82362a9633efbd8b5775650169b"},{"url":"https://git.kernel.org/stable/c/1bc1107a3a403a6d440673ed6666f7b07ef868a8"},{"url":"https://git.kernel.org/stable/c/097227f1ffe1a85bc3c359f81c71e3d40e06e920"},{"url":"https://git.kernel.org/stable/c/1e6b0a69bf2c9c819255c7566e4355536d81d9cf"},{"url":"https://git.kernel.org/stable/c/f072906688933bf47fabbaf63560be03357c8298"},{"url":"https://git.kernel.org/stable/c/77d059519382bd66283e6a4e83ee186e87e7708f"}],"title":"ext4: fix missing brelse() in ext4_xattr_inode_dec_ref_all()","x_generator":{"engine":"bippy-1.2.0"}}}}