CVE-2026-98866Medium· 4.7▾ SunlitA flaw was found in the Linux kernel. A use-after-free vulnerability, where memory is accessed after being released, occurs in the process scheduler cache component during task memory switches. A local user could exploit this flaw to cause…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 25.9 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Exploit-prediction probability, daily snapshots since Oct 20.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CSAF
0.1%
Last analysed / modified upstream
— → 4.7
none → medium
A flaw was found in the Linux kernel. A use-after-free vulnerability, where memory is accessed after being released, occurs in the process scheduler cache component during task memory switches. A local user could exploit this flaw to cause a Denial of Service (DoS) through a system crash.
kernel: sched/cache: Introduce task_struct->sched_cache_grp to fix UAF — rated Moderate by Red Hat. Released 2026-10-18, updated 2026-10-24.
Affected:
No fix planned:
Not affected:
Out of support scope
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-98773Medium· 4.7kernel: USB: cdc-acm: skip URB restart in port_shutdown if disconnected (CVE-2026-98773)
CVE-2026-98520Medium· 4.7kernel: drm/amdkfd: fix use-after-free and multi-container gap in kfd_dev_mapping (CVE-2026-98520)
CVE-2026-116124High· 7.8libgsf: libgsf: Arbitrary code execution via heap-based buffer overflow in OLE2 parser (CVE-2026-116124)
CVE-2026-116141Medium· 5.3ImageMagick: ImageMagick: Denial of Service via policy bypass in UHDR decoder (CVE-2026-116141)
CVE-2026-116140Low· 3.3ImageMagick: ImageMagick: Security policy bypass via flawed delegate invocation parsing (CVE-2026-116140)
CVE-2026-116148Low· 3.6ImageMagick: ImageMagick: Command injection via unvalidated drawing options in MVG encoder (CVE-2026-116148)