genirq/irq_sim: Initialize work context pointers properly
In the Linux kernel, the following vulnerability has been resolved: genirq/irq_sim: Initialize work context pointers properly Initialize `ops` member's pointers properly by using kzalloc() instead of kmalloc() when allocating the simulation work context. Otherwise the pointers contain random content leading to invalid dereferencing.
CVE-2025-38408
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2025-38408
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
"lessThan": "186df821de0f34490ed5fc0861243748b2483861",
"versionType": "git"
},
{
"status": "affected",
"version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
"lessThan": "c71aa4bb528ae6f8fd7577a0a39e5a03c60b04fb",
"versionType": "git"
},
{
"status": "affected",
"version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
"lessThan": "ec3656a8cb428d763def32bc2fa695f94be23629",
"versionType": "git"
},
{
"status": "affected",
"version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
"lessThan": "19bd7597858dd15802c1d99fcc38e528f469080a",
"versionType": "git"
},
{
"status": "affected",
"version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
"lessThan": "7f73d1def72532bac4d55ea8838f457a6bed955c",
"versionType": "git"
},
{
"status": "affected",
"version": "337cbeb2c13eb4cab84f576fd402d7ae4ed31ae1",
"lessThan": "8a2277a3c9e4cc5398f80821afe7ecbe9bdf2819",
"versionType": "git"
}
],
"programFiles": [
"kernel/irq/irq_sim.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.8"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.8",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.15.199",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.162",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.120",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.37",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.15.6",
"versionType": "semver",
"lessThanOrEqual": "6.15.*"
},
{
"status": "unaffected",
"version": "6.16",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"kernel/irq/irq_sim.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2025-38408
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #30567 · Revision 1
- Added to Heist Feed
- Publisher date