{"id":"CVE-2026-53156","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvmem: core: fix use-after-free bugs in error paths\n\nFix several instances of error paths in which we call\n__nvmem_device_put() - which may end up freeing the underlyin…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvmem: core: fix use-after-free bugs in error paths\n\nFix several instances of error paths in which we call\n__nvmem_device_put() - which may end up freeing the underlyin…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-416"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.20, < 6.12.94","linux_kernel >= 6.13, < 6.18.36","linux_kernel >= 6.19, < 7.0.13","linux_kernel = 7.1"],"patched":["linux_kernel 7.0.13"],"published":"2026-06-25","updated":"2026-07-06","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-53156","references":[{"url":"https://git.kernel.org/stable/c/40e2a459c0dd1333b2343831480a0ad80dc07614","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5b6b6fc491899d583eaa75344e094796ae9b530b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cb85ef5a227b3662b88f4d849a1aad43bfe7f5ae","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e0d38bf47a72da2f02c9fa6f752cd66d977cd7f7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.0017,"epssPercentile":0.06744,"ingestedAt":"2026-07-06T17:44:51.356Z","slug":"CVE-2026-53156","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnvmem: core: fix use-after-free bugs in error paths\n\nFix several instances of error paths in which we call\n__nvmem_device_put() - which may end up freeing the underlying memory\nand other resources - and then keep on using the nvmem structure. Always\nput the reference to the nvmem device as the last step before returning\nthe error code.\n\n## Affected\n\n- `linux_kernel >= 4.20, < 6.12.94`\n- `linux_kernel >= 6.13, < 6.18.36`\n- `linux_kernel >= 6.19, < 7.0.13`\n- `linux_kernel = 7.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 7.0.13`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}