{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53146","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-05-02T15:51:43.565Z","datePublished":"2025-05-14T12:43:59.117Z","dateUpdated":"2026-05-11T19:39:20.137Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:39:20.137Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: dw2102: Fix null-ptr-deref in dw2102_i2c_transfer()\n\nIn dw2102_i2c_transfer, msg is controlled by user. When msg[i].buf\nis null and msg[i].len is zero, former checks on msg[i].buf would be\npassed. Malicious data finally reach dw2102_i2c_transfer. If accessing\nmsg[i].buf[0] without sanity check, null ptr deref would happen.\nWe add check on msg[i].len to prevent crash.\n\nSimilar commit:\ncommit 950e252cb469\n(\"[media] dw2102: limit messages to buffer size\")"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/usb/dvb-usb/dw2102.c"],"versions":[{"version":"7fd4828f6cc5bd4339ff58e372ccb5f528548b30","lessThan":"77cbd42d29de9ffc93d5529bab8813cde53af14c","status":"affected","versionType":"git"},{"version":"7fd4828f6cc5bd4339ff58e372ccb5f528548b30","lessThan":"ecbe6d011b95c7da59f014f8d26cb7245ed1e11e","status":"affected","versionType":"git"},{"version":"7fd4828f6cc5bd4339ff58e372ccb5f528548b30","lessThan":"beb9550494e7349f92b9eaa283256a5ad9b1c9be","status":"affected","versionType":"git"},{"version":"7fd4828f6cc5bd4339ff58e372ccb5f528548b30","lessThan":"97fdbdb750342cbc204befde976872fedb406ee6","status":"affected","versionType":"git"},{"version":"7fd4828f6cc5bd4339ff58e372ccb5f528548b30","lessThan":"903566208ae6bb9c0e7e54355ce75bf6cf72485d","status":"affected","versionType":"git"},{"version":"7fd4828f6cc5bd4339ff58e372ccb5f528548b30","lessThan":"08dfcbd03b2b7f918c4f87c6ff637054e510df74","status":"affected","versionType":"git"},{"version":"7fd4828f6cc5bd4339ff58e372ccb5f528548b30","lessThan":"fb28afab113a82b89ffec48c8155ec05b4f8cb5e","status":"affected","versionType":"git"},{"version":"7fd4828f6cc5bd4339ff58e372ccb5f528548b30","lessThan":"5ae544d94abc8ff77b1b9bf8774def3fa5689b5b","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/media/usb/dvb-usb/dw2102.c"],"versions":[{"version":"2.6.27","status":"affected"},{"version":"0","lessThan":"2.6.27","status":"unaffected","versionType":"semver"},{"version":"4.14.326","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.295","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.257","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.197","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.133","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.55","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.5.5","lessThanOrEqual":"6.5.*","status":"unaffected","versionType":"semver"},{"version":"6.6","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":"2.6.27","versionEndExcluding":"4.14.326"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"4.19.295"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.4.257"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.10.197"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"5.15.133"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.1.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.5.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.27","versionEndExcluding":"6.6"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/77cbd42d29de9ffc93d5529bab8813cde53af14c"},{"url":"https://git.kernel.org/stable/c/ecbe6d011b95c7da59f014f8d26cb7245ed1e11e"},{"url":"https://git.kernel.org/stable/c/beb9550494e7349f92b9eaa283256a5ad9b1c9be"},{"url":"https://git.kernel.org/stable/c/97fdbdb750342cbc204befde976872fedb406ee6"},{"url":"https://git.kernel.org/stable/c/903566208ae6bb9c0e7e54355ce75bf6cf72485d"},{"url":"https://git.kernel.org/stable/c/08dfcbd03b2b7f918c4f87c6ff637054e510df74"},{"url":"https://git.kernel.org/stable/c/fb28afab113a82b89ffec48c8155ec05b4f8cb5e"},{"url":"https://git.kernel.org/stable/c/5ae544d94abc8ff77b1b9bf8774def3fa5689b5b"}],"title":"media: dw2102: Fix null-ptr-deref in dw2102_i2c_transfer()","x_generator":{"engine":"bippy-1.2.0"}}}}