HighFix available
scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process()
Type: advisorySources: OSV
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.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 4.14.308, 4.19.276, 5.10.173, 5.15.99, 5.4.235, 6.1.16, 6.2.3
- CVEs
- CVE-2023-53803
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 14:17 UTC · Revision 1
Source evidence
scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process()
core-osv · Original sourcePublished 9 Dec 2025, 00:00 UTC
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.
osv:CVE-2023-53803
Kernel
Fixed versions: 4.14.308, 4.19.276, 5.4.235, 5.10.173, 5.15.99, 6.1.16, 6.2.3
Complete source record
{
"id": "532c08f4221df6bcce1027613df31114fe457bb657ec8a2dc1b278a453708702",
"url": "https://osv.dev/vulnerability/CVE-2023-53803",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process()",
"summary": "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.",
"evidence": "osv:CVE-2023-53803",
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"modified": "2026-10-28T02:30:51.392334673Z",
"provider": "osv",
"references": [
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"https://git.kernel.org/stable/c/799e8dd2022d2e13f0c5c1906b40ceca07a23349",
"https://git.kernel.org/stable/c/9b4f5028e493cb353a5c8f5c45073eeea0303abd",
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"https://git.kernel.org/stable/c/da1a955c48a16e16e925d6544793914e52a6fa51",
"https://git.kernel.org/stable/c/e4dd25da784b2e07dbfbf04509afa4c5a1375227",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53803.json",
"https://nvd.nist.gov/vuln/detail/CVE-2023-53803",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
],
"provider_metadata": {
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"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53803.json"
}
},
"related_cves": [
{
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"evidence": "/id"
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],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 519592,
"published_at": "2025-12-09T00:00:59.913+00:00"
}