{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2023-52618","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-03-06T09:52:12.089Z","datePublished":"2024-03-18T10:19:05.275Z","dateUpdated":"2026-05-11T19:30:27.977Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:30:27.977Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nblock/rnbd-srv: Check for unlikely string overflow\n\nSince \"dev_search_path\" can technically be as large as PATH_MAX,\nthere was a risk of truncation when copying it and a second string\ninto \"full_path\" since it was also PATH_MAX sized. The W=1 builds were\nreporting this warning:\n\ndrivers/block/rnbd/rnbd-srv.c: In function 'process_msg_open.isra':\ndrivers/block/rnbd/rnbd-srv.c:616:51: warning: '%s' directive output may be truncated writing up to 254 bytes into a region of size between 0 and 4095 [-Wformat-truncation=]\n  616 |                 snprintf(full_path, PATH_MAX, \"%s/%s\",\n      |                                                   ^~\nIn function 'rnbd_srv_get_full_path',\n    inlined from 'process_msg_open.isra' at drivers/block/rnbd/rnbd-srv.c:721:14: drivers/block/rnbd/rnbd-srv.c:616:17: note: 'snprintf' output between 2 and 4351 bytes into a destination of size 4096\n  616 |                 snprintf(full_path, PATH_MAX, \"%s/%s\",\n      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n  617 |                          dev_search_path, dev_name);\n      |                          ~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nTo fix this, unconditionally check for truncation (as was already done\nfor the case where \"%SESSNAME%\" was present)."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/block/rnbd/rnbd-srv.c"],"versions":[{"version":"2de6c8de192b9341ffa5e84afe1ce6196d4eef41","lessThan":"95bc866c11974d3e4a9d922275ea8127ff809cf7","status":"affected","versionType":"git"},{"version":"2de6c8de192b9341ffa5e84afe1ce6196d4eef41","lessThan":"f6abd5e17da33eba15df2bddc93413e76c2b55f7","status":"affected","versionType":"git"},{"version":"2de6c8de192b9341ffa5e84afe1ce6196d4eef41","lessThan":"af7bbdac89739e2e7380387fda598848d3b7010f","status":"affected","versionType":"git"},{"version":"2de6c8de192b9341ffa5e84afe1ce6196d4eef41","lessThan":"5b9ea86e662035a886ccb5c76d56793cba618827","status":"affected","versionType":"git"},{"version":"2de6c8de192b9341ffa5e84afe1ce6196d4eef41","lessThan":"a2c6206f18104fba7f887bf4dbbfe4c41adc4339","status":"affected","versionType":"git"},{"version":"2de6c8de192b9341ffa5e84afe1ce6196d4eef41","lessThan":"9e4bf6a08d1e127bcc4bd72557f2dfafc6bc7f41","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/block/rnbd/rnbd-srv.c"],"versions":[{"version":"5.8","status":"affected"},{"version":"0","lessThan":"5.8","status":"unaffected","versionType":"semver"},{"version":"5.10.210","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.149","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.77","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.16","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7.4","lessThanOrEqual":"6.7.*","status":"unaffected","versionType":"semver"},{"version":"6.8","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":"5.8","versionEndExcluding":"5.10.210"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"5.15.149"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.1.77"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.6.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.7.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"6.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/95bc866c11974d3e4a9d922275ea8127ff809cf7"},{"url":"https://git.kernel.org/stable/c/f6abd5e17da33eba15df2bddc93413e76c2b55f7"},{"url":"https://git.kernel.org/stable/c/af7bbdac89739e2e7380387fda598848d3b7010f"},{"url":"https://git.kernel.org/stable/c/5b9ea86e662035a886ccb5c76d56793cba618827"},{"url":"https://git.kernel.org/stable/c/a2c6206f18104fba7f887bf4dbbfe4c41adc4339"},{"url":"https://git.kernel.org/stable/c/9e4bf6a08d1e127bcc4bd72557f2dfafc6bc7f41"}],"title":"block/rnbd-srv: Check for unlikely string overflow","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-noinfo Not enough information"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-03-19T15:51:11.544669Z","id":"CVE-2023-52618","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-11-06T21:20:41.702Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T23:03:21.288Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/95bc866c11974d3e4a9d922275ea8127ff809cf7","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/f6abd5e17da33eba15df2bddc93413e76c2b55f7","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/af7bbdac89739e2e7380387fda598848d3b7010f","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/5b9ea86e662035a886ccb5c76d56793cba618827","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/a2c6206f18104fba7f887bf4dbbfe4c41adc4339","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/9e4bf6a08d1e127bcc4bd72557f2dfafc6bc7f41","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","tags":["x_transferred"]}]}]},"dataVersion":"5.2"}