{"api_version":"1","generated_at":"2026-07-09T13:15:02+00:00","cve":"CVE-2026-53048","urls":{"html":"https://cve.report/CVE-2026-53048","api":"https://cve.report/api/cve/CVE-2026-53048.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53048","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53048"},"summary":{"title":"gfs2: prevent NULL pointer dereference during unmount","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: prevent NULL pointer dereference during unmount\n\nWhen flushing out outstanding glock work during an unmount, gfs2_log_flush()\ncan be called when sdp->sd_jdesc has already been deallocated and sdp->sd_jdesc\nis NULL.  Commit 35264909e9d1 (\"gfs2: Fix NULL pointer dereference in\ngfs2_log_flush\") added a check for that to gfs2_log_flush() itself, but it\nmissed the sdp->sd_jdesc dereference in gfs2_log_release().  Fix that.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-24 17:17:16","updated_at":"2026-06-24 17:17:16"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/cec55674354794eddb80b914f73a6bf9b7fc304a","name":"https://git.kernel.org/stable/c/cec55674354794eddb80b914f73a6bf9b7fc304a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/233a0945a4b1dbe3f38c30afb7d05b76c67f1193","name":"https://git.kernel.org/stable/c/233a0945a4b1dbe3f38c30afb7d05b76c67f1193","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d8ffae016c4a78693fe1283335d0b6833a9c1366","name":"https://git.kernel.org/stable/c/d8ffae016c4a78693fe1283335d0b6833a9c1366","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/74b4dbb946060a3233604d91859a9abd3708141d","name":"https://git.kernel.org/stable/c/74b4dbb946060a3233604d91859a9abd3708141d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2fc4c868c9060f424fd4a7cacb0aec5082aba4de","name":"https://git.kernel.org/stable/c/2fc4c868c9060f424fd4a7cacb0aec5082aba4de","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e15f16761594e80b15776980b27c35477655a135","name":"https://git.kernel.org/stable/c/e15f16761594e80b15776980b27c35477655a135","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/abd73229f0e886a91a16ea781ab656bd9b4d1ee8","name":"https://git.kernel.org/stable/c/abd73229f0e886a91a16ea781ab656bd9b4d1ee8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53048","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53048","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c3c5cfa3170c0940bc66a142859caac07d19b9d6 cec55674354794eddb80b914f73a6bf9b7fc304a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5f6a84cfb33b34610623857bd93919dcb661e29b 2fc4c868c9060f424fd4a7cacb0aec5082aba4de git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3429ef5f50909cee9e498c50f0c499b9397116ce 233a0945a4b1dbe3f38c30afb7d05b76c67f1193 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 35264909e9d1973ab9aaa2a1b07cda70f12bb828 e15f16761594e80b15776980b27c35477655a135 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 35264909e9d1973ab9aaa2a1b07cda70f12bb828 d8ffae016c4a78693fe1283335d0b6833a9c1366 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 35264909e9d1973ab9aaa2a1b07cda70f12bb828 abd73229f0e886a91a16ea781ab656bd9b4d1ee8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 35264909e9d1973ab9aaa2a1b07cda70f12bb828 74b4dbb946060a3233604d91859a9abd3708141d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f54f9d5368a4e92ede7dd078a62788dae3a7c6ef git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.15.200 5.15.209 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.1.162 6.1.175 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.6.37 6.6.141 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.9.8 6.10 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.10","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.10 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.209 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.175 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.141 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.91 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.33 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.10 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"53048","cve":"CVE-2026-53048","epss":"0.001720000","percentile":"0.068960000","score_date":"2026-06-29","updated_at":"2026-06-30 00:06:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/gfs2/log.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"cec55674354794eddb80b914f73a6bf9b7fc304a","status":"affected","version":"c3c5cfa3170c0940bc66a142859caac07d19b9d6","versionType":"git"},{"lessThan":"2fc4c868c9060f424fd4a7cacb0aec5082aba4de","status":"affected","version":"5f6a84cfb33b34610623857bd93919dcb661e29b","versionType":"git"},{"lessThan":"233a0945a4b1dbe3f38c30afb7d05b76c67f1193","status":"affected","version":"3429ef5f50909cee9e498c50f0c499b9397116ce","versionType":"git"},{"lessThan":"e15f16761594e80b15776980b27c35477655a135","status":"affected","version":"35264909e9d1973ab9aaa2a1b07cda70f12bb828","versionType":"git"},{"lessThan":"d8ffae016c4a78693fe1283335d0b6833a9c1366","status":"affected","version":"35264909e9d1973ab9aaa2a1b07cda70f12bb828","versionType":"git"},{"lessThan":"abd73229f0e886a91a16ea781ab656bd9b4d1ee8","status":"affected","version":"35264909e9d1973ab9aaa2a1b07cda70f12bb828","versionType":"git"},{"lessThan":"74b4dbb946060a3233604d91859a9abd3708141d","status":"affected","version":"35264909e9d1973ab9aaa2a1b07cda70f12bb828","versionType":"git"},{"status":"affected","version":"f54f9d5368a4e92ede7dd078a62788dae3a7c6ef","versionType":"git"},{"lessThan":"5.15.209","status":"affected","version":"5.15.200","versionType":"semver"},{"lessThan":"6.1.175","status":"affected","version":"6.1.162","versionType":"semver"},{"lessThan":"6.6.141","status":"affected","version":"6.6.37","versionType":"semver"},{"lessThan":"6.10","status":"affected","version":"6.9.8","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["fs/gfs2/log.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.10"},{"lessThan":"6.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.141","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.91","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.209","versionStartIncluding":"5.15.200","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.175","versionStartIncluding":"6.1.162","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.141","versionStartIncluding":"6.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.91","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.33","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.10","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9.8","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: prevent NULL pointer dereference during unmount\n\nWhen flushing out outstanding glock work during an unmount, gfs2_log_flush()\ncan be called when sdp->sd_jdesc has already been deallocated and sdp->sd_jdesc\nis NULL.  Commit 35264909e9d1 (\"gfs2: Fix NULL pointer dereference in\ngfs2_log_flush\") added a check for that to gfs2_log_flush() itself, but it\nmissed the sdp->sd_jdesc dereference in gfs2_log_release().  Fix that."}],"providerMetadata":{"dateUpdated":"2026-06-24T16:29:54.268Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/cec55674354794eddb80b914f73a6bf9b7fc304a"},{"url":"https://git.kernel.org/stable/c/2fc4c868c9060f424fd4a7cacb0aec5082aba4de"},{"url":"https://git.kernel.org/stable/c/233a0945a4b1dbe3f38c30afb7d05b76c67f1193"},{"url":"https://git.kernel.org/stable/c/e15f16761594e80b15776980b27c35477655a135"},{"url":"https://git.kernel.org/stable/c/d8ffae016c4a78693fe1283335d0b6833a9c1366"},{"url":"https://git.kernel.org/stable/c/abd73229f0e886a91a16ea781ab656bd9b4d1ee8"},{"url":"https://git.kernel.org/stable/c/74b4dbb946060a3233604d91859a9abd3708141d"}],"title":"gfs2: prevent NULL pointer dereference during unmount","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53048","datePublished":"2026-06-24T16:29:54.268Z","dateReserved":"2026-06-09T07:44:35.381Z","dateUpdated":"2026-06-24T16:29:54.268Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-24 17:17:16","lastModifiedDate":"2026-06-24 17:17:16","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53048","Ordinal":"1","Title":"gfs2: prevent NULL pointer dereference during unmount","CVE":"CVE-2026-53048","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53048","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: prevent NULL pointer dereference during unmount\n\nWhen flushing out outstanding glock work during an unmount, gfs2_log_flush()\ncan be called when sdp->sd_jdesc has already been deallocated and sdp->sd_jdesc\nis NULL.  Commit 35264909e9d1 (\"gfs2: Fix NULL pointer dereference in\ngfs2_log_flush\") added a check for that to gfs2_log_flush() itself, but it\nmissed the sdp->sd_jdesc dereference in gfs2_log_release().  Fix that.","Type":"Description","Title":"gfs2: prevent NULL pointer dereference during unmount"}]}}}