{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53640","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-10-07T15:16:59.658Z","datePublished":"2025-10-07T15:19:40.348Z","dateUpdated":"2026-05-11T19:49:04.071Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:49:04.071Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: lpass: Fix for KASAN use_after_free out of bounds\n\nWhen we run syzkaller we get below Out of Bounds error.\n\n\"KASAN: slab-out-of-bounds Read in regcache_flat_read\"\n\nBelow is the backtrace of the issue:\n\nBUG: KASAN: slab-out-of-bounds in regcache_flat_read+0x10c/0x110\nRead of size 4 at addr ffffff8088fbf714 by task syz-executor.4/14144\nCPU: 6 PID: 14144 Comm: syz-executor.4 Tainted: G        W\nHardware name: Qualcomm Technologies, Inc. sc7280 CRD platform (rev5+) (DT)\nCall trace:\ndump_backtrace+0x0/0x4ec\nshow_stack+0x34/0x50\ndump_stack_lvl+0xdc/0x11c\nprint_address_description+0x30/0x2d8\nkasan_report+0x178/0x1e4\n__asan_report_load4_noabort+0x44/0x50\nregcache_flat_read+0x10c/0x110\nregcache_read+0xf8/0x5a0\n_regmap_read+0x45c/0x86c\n_regmap_update_bits+0x128/0x290\nregmap_update_bits_base+0xc0/0x15c\nsnd_soc_component_update_bits+0xa8/0x22c\nsnd_soc_component_write_field+0x68/0xd4\ntx_macro_put_dec_enum+0x1d0/0x268\nsnd_ctl_elem_write+0x288/0x474\n\nBy Error checking and checking valid values issue gets rectifies."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/codecs/lpass-tx-macro.c"],"versions":[{"version":"c39667ddcfc516fee084e449179d54430a558298","lessThan":"8f1512d78b5de928f4616a871e77b58fd546e651","status":"affected","versionType":"git"},{"version":"c39667ddcfc516fee084e449179d54430a558298","lessThan":"8d81d3b0ed3610d24191d24f8e9e20f6775f0cc5","status":"affected","versionType":"git"},{"version":"c39667ddcfc516fee084e449179d54430a558298","lessThan":"f5e61e3fe799ba2fda4320af23d26d28c3302045","status":"affected","versionType":"git"},{"version":"c39667ddcfc516fee084e449179d54430a558298","lessThan":"75e5fab7db0cecb6e16b22c34608f0b40a4c7cd1","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/codecs/lpass-tx-macro.c"],"versions":[{"version":"5.12","status":"affected"},{"version":"0","lessThan":"5.12","status":"unaffected","versionType":"semver"},{"version":"5.15.114","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.31","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.3.5","lessThanOrEqual":"6.3.*","status":"unaffected","versionType":"semver"},{"version":"6.4","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":"5.12","versionEndExcluding":"5.15.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.1.31"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.3.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.4"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/8f1512d78b5de928f4616a871e77b58fd546e651"},{"url":"https://git.kernel.org/stable/c/8d81d3b0ed3610d24191d24f8e9e20f6775f0cc5"},{"url":"https://git.kernel.org/stable/c/f5e61e3fe799ba2fda4320af23d26d28c3302045"},{"url":"https://git.kernel.org/stable/c/75e5fab7db0cecb6e16b22c34608f0b40a4c7cd1"}],"title":"ASoC: lpass: Fix for KASAN use_after_free out of bounds","x_generator":{"engine":"bippy-1.2.0"}}}}