{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54104","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T13:02:52.517Z","datePublished":"2025-12-24T13:06:29.354Z","dateUpdated":"2026-05-11T19:55:33.099Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:55:33.099Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: rawnand: fsl_upm: Fix an off-by one test in fun_exec_op()\n\n'op-cs' is copied in 'fun->mchip_number' which is used to access the\n'mchip_offsets' and the 'rnb_gpio' arrays.\nThese arrays have NAND_MAX_CHIPS elements, so the index must be below this\nlimit.\n\nFix the sanity check in order to avoid the NAND_MAX_CHIPS value. This\nwould lead to out-of-bound accesses."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mtd/nand/raw/fsl_upm.c"],"versions":[{"version":"54309d65776755bcdb9dcf3744cd764fc1e254ea","lessThan":"1f09d67d390647f83f8f9d26382b0daa43756e6f","status":"affected","versionType":"git"},{"version":"54309d65776755bcdb9dcf3744cd764fc1e254ea","lessThan":"eb7a5e4d14c8659cb97db6863316280e15f67209","status":"affected","versionType":"git"},{"version":"54309d65776755bcdb9dcf3744cd764fc1e254ea","lessThan":"f4b700c71802c81e6f9dce362ee7a0312c8377ba","status":"affected","versionType":"git"},{"version":"54309d65776755bcdb9dcf3744cd764fc1e254ea","lessThan":"49e57caf967a969f6b955c88805f2d160910aa12","status":"affected","versionType":"git"},{"version":"54309d65776755bcdb9dcf3744cd764fc1e254ea","lessThan":"c6abce60338aa2080973cd95be0aedad528bb41f","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mtd/nand/raw/fsl_upm.c"],"versions":[{"version":"5.9","status":"affected"},{"version":"0","lessThan":"5.9","status":"unaffected","versionType":"semver"},{"version":"5.10.190","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.126","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.45","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.4.10","lessThanOrEqual":"6.4.*","status":"unaffected","versionType":"semver"},{"version":"6.5","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":"5.9","versionEndExcluding":"5.10.190"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.15.126"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.1.45"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.4.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.5"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/1f09d67d390647f83f8f9d26382b0daa43756e6f"},{"url":"https://git.kernel.org/stable/c/eb7a5e4d14c8659cb97db6863316280e15f67209"},{"url":"https://git.kernel.org/stable/c/f4b700c71802c81e6f9dce362ee7a0312c8377ba"},{"url":"https://git.kernel.org/stable/c/49e57caf967a969f6b955c88805f2d160910aa12"},{"url":"https://git.kernel.org/stable/c/c6abce60338aa2080973cd95be0aedad528bb41f"}],"title":"mtd: rawnand: fsl_upm: Fix an off-by one test in fun_exec_op()","x_generator":{"engine":"bippy-1.2.0"}}}}