How severe is CVE-2025-57835?

CVE-2025-57835 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-57835 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-57835?

CVE-2025-57835 primarily affects Samsung Exynos 990 Firmware. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-57835?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-57835 have an EU (EUVD) identifier?

Yes. CVE-2025-57835 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209237.

When was CVE-2025-57835 published?

CVE-2025-57835 was published on 2026-04-06 and last updated on 2026-06-17.

CVE-2025-57835

CVE-2025-57835 is a high-severity vulnerability in Samsung Exynos 990 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-209237
Weakness: CWE-20
Affected product: Samsung Exynos 990 Firmware
Published: 2026-04-06
Last modified: 2026-06-17

Description

An issue was discovered in RRC in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 9110, W920, W930, W1000, Modem 5123, Modem 5300, and Modem 5400. Improper memory initialization results in an illegal memory access, causing a system crash via a malformed RRCReconfiguration message.

Frequently asked questions

What is CVE-2025-57835?: An issue was discovered in RRC in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 9110, W920, W930, W1000, Modem 5123, Modem 5300, and Modem 5400. Improper memory initialization results in an illegal memory access, causing a system crash via a malformed RRCReconfiguration message.
How severe is CVE-2025-57835?: CVE-2025-57835 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-57835 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-57835?: CVE-2025-57835 primarily affects Samsung Exynos 990 Firmware. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-57835?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-57835 have an EU (EUVD) identifier?: Yes. CVE-2025-57835 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209237.
When was CVE-2025-57835 published?: CVE-2025-57835 was published on 2026-04-06 and last updated on 2026-06-17.

References

Affected products (20)

cpe:2.3:o:samsung:exynos_990_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_980_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_850_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1080_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1280_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1330_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1380_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1480_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_1580_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2100_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2200_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2400_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_2500_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_w930_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_w920_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_w1000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_modem_5400_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_modem_5300_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_modem_5123_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:samsung:exynos_9110_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Samsung Exynos 990 Firmware

CVE-2025-54328 — Critical (CVSS 10.0): An issue was discovered in SMS in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080,…
CVE-2025-62818 — Critical (CVSS 9.8): An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100,…
CVE-2025-58349 — Critical (CVSS 9.1): An issue was discovered in L2 in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080,…
CVE-2025-27807 — Critical (CVSS 9.1): An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100,…
CVE-2025-47202 — Critical (CVSS 9.1): In RRC in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100, 1280, 2200, 1330,…
CVE-2025-27891 — Critical (CVSS 9.1): An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100,…

All CVEs affecting Samsung Exynos 990 Firmware →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →