CVE-2023-53803

In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process() A fix for: BUG: KASAN: slab-out-of-bounds in ses_enclosure_data_process+0x949/0xe30 [ses] Read of size 1 at addr ffff88a1b043a451 by task systemd-udevd/3271 Checking after (and before in next loop) addl_desc_ptr[1] is sufficient, we expect the size to be sanitized before first access to addl_desc_ptr[1]. Make sure we don't walk beyond end of page.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/0dfe68394cbe1d4fe579fb325ecc813c50528c5a
https://git.kernel.org/stable/c/2b28a7d261cb309912596d6a2d383ca370483527
https://git.kernel.org/stable/c/467afb1dd630d8c6d172bd6cacc125199b5f4f2d
https://git.kernel.org/stable/c/799e8dd2022d2e13f0c5c1906b40ceca07a23349
https://git.kernel.org/stable/c/9b4f5028e493cb353a5c8f5c45073eeea0303abd
https://git.kernel.org/stable/c/9e5c7d52085b8c84bc82a261580f0eb170039325
https://git.kernel.org/stable/c/da1a955c48a16e16e925d6544793914e52a6fa51
https://git.kernel.org/stable/c/e4dd25da784b2e07dbfbf04509afa4c5a1375227

Configurations

No configuration.

History

No history.

Information

Published : 2025-12-09 01:16

Updated : 2026-08-04 10:19

NVD link : CVE-2023-53803

Mitre link : CVE-2023-53803

CVE.ORG link : CVE-2023-53803

JSON object : View

Products Affected

No product.

CWE

No CWE.

{"id": "CVE-2023-53803", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "21fab1d0595eacf781705ec3509012a28f298245", "lessThan": "da1a955c48a16e16e925d6544793914e52a6fa51", "versionType": "git"}, {"status": "affected", "version": "21fab1d0595eacf781705ec3509012a28f298245", "lessThan": "9e5c7d52085b8c84bc82a261580f0eb170039325", "versionType": "git"}, {"status": "affected", "version": "21fab1d0595eacf781705ec3509012a28f298245", "lessThan": "467afb1dd630d8c6d172bd6cacc125199b5f4f2d", "versionType": "git"}, {"status": "affected", "version": "21fab1d0595eacf781705ec3509012a28f298245", "lessThan": "e4dd25da784b2e07dbfbf04509afa4c5a1375227", "versionType": "git"}, {"status": "affected", "version": "21fab1d0595eacf781705ec3509012a28f298245", "lessThan": "2b28a7d261cb309912596d6a2d383ca370483527", "versionType": "git"}, {"status": "affected", "version": "21fab1d0595eacf781705ec3509012a28f298245", "lessThan": "0dfe68394cbe1d4fe579fb325ecc813c50528c5a", "versionType": "git"}, {"status": "affected", "version": "21fab1d0595eacf781705ec3509012a28f298245", "lessThan": "799e8dd2022d2e13f0c5c1906b40ceca07a23349", "versionType": "git"}, {"status": "affected", "version": "21fab1d0595eacf781705ec3509012a28f298245", "lessThan": "9b4f5028e493cb353a5c8f5c45073eeea0303abd", "versionType": "git"}], "programFiles": ["drivers/scsi/ses.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "2.6.32"}, {"status": "unaffected", "version": "0", "lessThan": "2.6.32", "versionType": "semver"}, {"status": "unaffected", "version": "4.14.308", "versionType": "semver", "lessThanOrEqual": "4.14.*"}, {"status": "unaffected", "version": "4.19.276", "versionType": "semver", "lessThanOrEqual": "4.19.*"}, {"status": "unaffected", "version": "5.4.235", "versionType": "semver", "lessThanOrEqual": "5.4.*"}, {"status": "unaffected", "version": "5.10.173", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.99", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.16", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.2.3", "versionType": "semver", "lessThanOrEqual": "6.2.*"}, {"status": "unaffected", "version": "6.3", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/scsi/ses.c"], "defaultStatus": "affected"}]}], "published": "2025-12-09T01:16:52.130", "references": [{"url": "https://git.kernel.org/stable/c/0dfe68394cbe1d4fe579fb325ecc813c50528c5a", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2b28a7d261cb309912596d6a2d383ca370483527", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/467afb1dd630d8c6d172bd6cacc125199b5f4f2d", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/799e8dd2022d2e13f0c5c1906b40ceca07a23349", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9b4f5028e493cb353a5c8f5c45073eeea0303abd", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9e5c7d52085b8c84bc82a261580f0eb170039325", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/da1a955c48a16e16e925d6544793914e52a6fa51", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e4dd25da784b2e07dbfbf04509afa4c5a1375227", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Deferred", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process()\n\nA fix for:\n\nBUG: KASAN: slab-out-of-bounds in ses_enclosure_data_process+0x949/0xe30 [ses]\nRead of size 1 at addr ffff88a1b043a451 by task systemd-udevd/3271\n\nChecking after (and before in next loop) addl_desc_ptr[1] is sufficient, we\nexpect the size to be sanitized before first access to addl_desc_ptr[1].\nMake sure we don't walk beyond end of page."}], "lastModified": "2026-08-04T10:19:21.950", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}