{"id":"CVE-2025-38583","state":"PUBLISHED","title":"clk: xilinx: vcu: unregister pll_post only if registered correctly","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: xilinx: vcu: unregister pll_post only if registered correctly\n\nIf registration of pll_post is failed, it will be set to NULL or ERR,\nunregistering same will fail with following call trace:\n\nUnable to handle kernel NULL pointer dereference at virtual address 008\npc : clk_hw_unregister+0xc/0x20\nlr : clk_hw_unregister_fixed_factor+0x18/0x30\nsp : ffff800011923850\n...\nCall trace:\n clk_hw_unregister+0xc/0x20\n clk_hw_unregister_fixed_factor+0x18/0x30\n xvcu_unregister_clock_provider+0xcc/0xf4 [xlnx_vcu]\n xvcu_probe+0x2bc/0x53c [xlnx_vcu]","publishedAt":"2025-08-19T17:03:05.340Z","updatedAt":"2026-05-11T21:30:58.247Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"7e903da71f8bec4beb7c06707900e1ed8db843ca","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"88bd875b7f9c3652c27d6e4bb7a23701b764f762","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"51990eecf22f446550befdfd1a9f54147eafd636","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"f1a1be99d5ae53d3b404415f1665eb59e8e02a8c","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"86124c5cfceb5ac04d2fddbf1b6f7147332d96a3","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"a72b1c2d3b53e088bfaeb593949ff6fbd2cbe8ed","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"3b0abc443ac22f7d4f61ddbbbbc5dbb06c87139d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/xilinx/xlnx_vcu.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.12","versionType":"semver"},{"version":"5.15.190","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.148","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.102","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.42","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.10","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16.1","status":"unaffected","lessThanOrEqual":"6.16.*","versionType":"semver"},{"version":"6.17","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/xilinx/xlnx_vcu.c"]}],"references":["https://git.kernel.org/stable/c/7e903da71f8bec4beb7c06707900e1ed8db843ca","https://git.kernel.org/stable/c/88bd875b7f9c3652c27d6e4bb7a23701b764f762","https://git.kernel.org/stable/c/51990eecf22f446550befdfd1a9f54147eafd636","https://git.kernel.org/stable/c/f1a1be99d5ae53d3b404415f1665eb59e8e02a8c","https://git.kernel.org/stable/c/86124c5cfceb5ac04d2fddbf1b6f7147332d96a3","https://git.kernel.org/stable/c/a72b1c2d3b53e088bfaeb593949ff6fbd2cbe8ed","https://git.kernel.org/stable/c/3b0abc443ac22f7d4f61ddbbbbc5dbb06c87139d","https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/38xxx/CVE-2025-38583.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38583","state":"PUBLISHED","datePublished":"2025-08-19T17:03:05.340Z","dateUpdated":"2026-05-11T21:30:58.247Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:24.026Z"},"containers":{"cna":{"title":"clk: xilinx: vcu: unregister pll_post only if registered correctly","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: xilinx: vcu: unregister pll_post only if registered correctly\n\nIf registration of pll_post is failed, it will be set to NULL or ERR,\nunregistering same will fail with following call trace:\n\nUnable to handle kernel NULL pointer dereference at virtual address 008\npc : clk_hw_unregister+0xc/0x20\nlr : clk_hw_unregister_fixed_factor+0x18/0x30\nsp : ffff800011923850\n...\nCall trace:\n clk_hw_unregister+0xc/0x20\n clk_hw_unregister_fixed_factor+0x18/0x30\n xvcu_unregister_clock_provider+0xcc/0xf4 [xlnx_vcu]\n xvcu_probe+0x2bc/0x53c [xlnx_vcu]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"7e903da71f8bec4beb7c06707900e1ed8db843ca","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"88bd875b7f9c3652c27d6e4bb7a23701b764f762","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"51990eecf22f446550befdfd1a9f54147eafd636","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"f1a1be99d5ae53d3b404415f1665eb59e8e02a8c","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"86124c5cfceb5ac04d2fddbf1b6f7147332d96a3","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"a72b1c2d3b53e088bfaeb593949ff6fbd2cbe8ed","versionType":"git"},{"version":"4472e1849db7f719bbf625890096e0269b5849fe","status":"affected","lessThan":"3b0abc443ac22f7d4f61ddbbbbc5dbb06c87139d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/xilinx/xlnx_vcu.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.12","versionType":"semver"},{"version":"5.15.190","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.148","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.102","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.42","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.10","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16.1","status":"unaffected","lessThanOrEqual":"6.16.*","versionType":"semver"},{"version":"6.17","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/xilinx/xlnx_vcu.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/7e903da71f8bec4beb7c06707900e1ed8db843ca"},{"url":"https://git.kernel.org/stable/c/88bd875b7f9c3652c27d6e4bb7a23701b764f762"},{"url":"https://git.kernel.org/stable/c/51990eecf22f446550befdfd1a9f54147eafd636"},{"url":"https://git.kernel.org/stable/c/f1a1be99d5ae53d3b404415f1665eb59e8e02a8c"},{"url":"https://git.kernel.org/stable/c/86124c5cfceb5ac04d2fddbf1b6f7147332d96a3"},{"url":"https://git.kernel.org/stable/c/a72b1c2d3b53e088bfaeb593949ff6fbd2cbe8ed"},{"url":"https://git.kernel.org/stable/c/3b0abc443ac22f7d4f61ddbbbbc5dbb06c87139d"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:30:58.247Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.15.190"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.1.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.6.102"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.12.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.15.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.16.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"6.17"}]}]}],"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"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T17:40:11.610Z"}}]}}}