01 Record
CVE-2026-6424
Use-after-free vulnerability in ESET security products for Linux
MediumPUBLISHEDCNA: ESET
CNA base score6.7 CVSS v4.0CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
02 Description
Use-after-free vulnerability in ESET security products for Linux
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.16% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 5.1% of scored records. A rank, not a probability.
- NVD base score
- 6.7 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-07-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-07-16 08:28Z3 MO AGO
- Last updated
- 2026-07-16 12:17Z3 MO AGO
- Reserved
- 2026-04-16
- Assigning CNA
- ESET
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.7)
- CNA CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-416Use After FreeVariant
- Data version
- 5.2
- Document digest
- 50709968be6610e1cf5c81532dea3d2f374b45d5d54ade3da9f16be5094a3d7f
05 Affected products
VendorProductVersionsPlatforms
ESET, spol. s.r.o.ESET Endpoint Antivirus for Linux13.1 to 13.1.3.0, 13.0 to 13.0.3.0, 12.2 to 12.2.8.0, 12.1 to 12.1.1.0, 12.0 to 12.0.13.0Linux
ESET, spol. s.r.o.ESET Server Security for Linux13.1 to 13.1.116.0, 13.0 to 13.0.34.0, 12.2 to 12.2.72.0, 12.1 to 12.1.406.0, 12.0 to 12.0.287.0Linux