CVE-2026-74393

In the Linux kernel, the following vulnerability has been resolved: drm/syncobj: Fix memory leak in drm_syncobj_find_fence() Commit 18226ba52159 ("drm/syncobj: reject invalid flags in drm_syncobj_find_fence") forgot to take into account the fact that drm_syncobj_find() takes a reference to syncobj and returns early without dropping the reference, leading to memory leaks. Reported by: Sam Spencer <sam.spencer@arm.com>

CVSS

No CVSS.

References

Link	Resource
https://git.kernel.org/stable/c/5c5994a1204743fa55e4c198ed93a6c36f21cd1f
https://git.kernel.org/stable/c/7471006cd854d159723344be809e8287a2d75502
https://git.kernel.org/stable/c/e245f3491bf30a758786a4424854f61fee472308
https://git.kernel.org/stable/c/e5b93bd6fdb92aa5e4689715d7e8487d9ce66a38

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-15 06:22

Updated : 2026-08-17 06:19

NVD link : CVE-2026-74393

Mitre link : CVE-2026-74393

CVE.ORG link : CVE-2026-74393

JSON object : View

Products Affected

No product.

CWE

No CWE.

{"id": "CVE-2026-74393", "cveTags": [], "metrics": {}, "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": "18226ba52159257d4c2f777a168cc09adb3c1ac0", "lessThan": "e245f3491bf30a758786a4424854f61fee472308", "versionType": "git"}, {"status": "affected", "version": "18226ba52159257d4c2f777a168cc09adb3c1ac0", "lessThan": "7471006cd854d159723344be809e8287a2d75502", "versionType": "git"}, {"status": "affected", "version": "18226ba52159257d4c2f777a168cc09adb3c1ac0", "lessThan": "5c5994a1204743fa55e4c198ed93a6c36f21cd1f", "versionType": "git"}, {"status": "affected", "version": "18226ba52159257d4c2f777a168cc09adb3c1ac0", "lessThan": "e5b93bd6fdb92aa5e4689715d7e8487d9ce66a38", "versionType": "git"}], "programFiles": ["drivers/gpu/drm/drm_syncobj.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.9"}, {"status": "unaffected", "version": "0", "lessThan": "6.9", "versionType": "semver"}, {"status": "unaffected", "version": "6.12.97", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.40", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.1.5", "versionType": "semver", "lessThanOrEqual": "7.1.*"}, {"status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/gpu/drm/drm_syncobj.c"], "defaultStatus": "affected"}]}], "published": "2026-08-15T06:22:41.257", "references": [{"url": "https://git.kernel.org/stable/c/5c5994a1204743fa55e4c198ed93a6c36f21cd1f", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/7471006cd854d159723344be809e8287a2d75502", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e245f3491bf30a758786a4424854f61fee472308", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e5b93bd6fdb92aa5e4689715d7e8487d9ce66a38", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Received", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/syncobj: Fix memory leak in drm_syncobj_find_fence()\n\nCommit 18226ba52159 (\"drm/syncobj: reject invalid flags in\ndrm_syncobj_find_fence\") forgot to take into account the fact that\ndrm_syncobj_find() takes a reference to syncobj and returns early\nwithout dropping the reference, leading to memory leaks.\n\nReported by: Sam Spencer <sam.spencer@arm.com>"}], "lastModified": "2026-08-17T06:19:34.343", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}