{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38078","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:23.980Z","datePublished":"2025-06-18T09:33:52.644Z","dateUpdated":"2026-05-11T21:20:49.522Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:20:49.522Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: pcm: Fix race of buffer access at PCM OSS layer\n\nThe PCM OSS layer tries to clear the buffer with the silence data at\ninitialization (or reconfiguration) of a stream with the explicit call\nof snd_pcm_format_set_silence() with runtime->dma_area.  But this may\nlead to a UAF because the accessed runtime->dma_area might be freed\nconcurrently, as it's performed outside the PCM ops.\n\nFor avoiding it, move the code into the PCM core and perform it inside\nthe buffer access lock, so that it won't be changed during the\noperation."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["include/sound/pcm.h","sound/core/oss/pcm_oss.c","sound/core/pcm_native.c"],"versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"c0e05a76fc727929524ef24a19c302e6dd40233f","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"8170d8ec4efd0be352c14cb61f374e30fb0c2a25","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"10217da9644ae75cea7330f902c35fc5ba78bbbf","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"f3e14d706ec18faf19f5a6e75060e140fea05d4a","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"74d90875f3d43f3eff0e9861c4701418795d3455","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"bf85e49aaf3a3c5775ea87369ea5f159c2148db4","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"afa56c960fcb4db37f2e3399f28e9402e4e1f470","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"93a81ca0657758b607c3f4ba889ae806be9beb73","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["include/sound/pcm.h","sound/core/oss/pcm_oss.c","sound/core/pcm_native.c"],"versions":[{"version":"2.6.12","status":"affected"},{"version":"0","lessThan":"2.6.12","status":"unaffected","versionType":"semver"},{"version":"5.4.294","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.238","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.185","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.141","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.93","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.31","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.14.9","lessThanOrEqual":"6.14.*","status":"unaffected","versionType":"semver"},{"version":"6.15","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":"2.6.12","versionEndExcluding":"5.4.294"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.10.238"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.15.185"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.1.141"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.6.93"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.12.31"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.14.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.15"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/c0e05a76fc727929524ef24a19c302e6dd40233f"},{"url":"https://git.kernel.org/stable/c/8170d8ec4efd0be352c14cb61f374e30fb0c2a25"},{"url":"https://git.kernel.org/stable/c/10217da9644ae75cea7330f902c35fc5ba78bbbf"},{"url":"https://git.kernel.org/stable/c/f3e14d706ec18faf19f5a6e75060e140fea05d4a"},{"url":"https://git.kernel.org/stable/c/74d90875f3d43f3eff0e9861c4701418795d3455"},{"url":"https://git.kernel.org/stable/c/bf85e49aaf3a3c5775ea87369ea5f159c2148db4"},{"url":"https://git.kernel.org/stable/c/afa56c960fcb4db37f2e3399f28e9402e4e1f470"},{"url":"https://git.kernel.org/stable/c/93a81ca0657758b607c3f4ba889ae806be9beb73"}],"title":"ALSA: pcm: Fix race of buffer access at PCM OSS layer","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T17:33:46.827Z"}}]}}