PatchTheCVEexynos modem 5300 vulnerabilities and fixes
Recent CVEs affecting exynos modem 5300, with upgrade or downgrade steps. 7 tracked.
Also searched as: exynosmodem5300.
exynos modem 5300 has 7 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-11-05. Highest priority: CVE-2026-69068 (score 0/100).
- CVE-2026-69068 HIGH n/a MITIGATE MITIGATE Insufficient length validation in the GNSS firmware loader may lead to corruption of kernel memory.
- CVE-2026-33965 HIGH n/a MITIGATE MITIGATE An attacker may send a malicious IMS message to the target device, potentially leading to information exposure
- CVE-2026-33972 HIGH n/a MITIGATE MITIGATE In the Exynos modem's IMS stack, Out of Bound access occurs due to improper validation.
- CVE-2026-48179 HIGH n/a MITIGATE MITIGATE In the Exynos modem's IMS stack, improper handling of SDP payload leads to a Denial of Service
- CVE-2026-48176 HIGH n/a MITIGATE MITIGATE A memory corruption vulnerability caused by improper validation of messages
- CVE-2026-35495 HIGH n/a MITIGATE MITIGATE In IMS stack, improper handling of SIP packets leads to Incorrect_Access_Control vulnerability
- CVE-2025-66365 HIGH n/a MITIGATE MITIGATE Incorrect handling of SIP packets leads to baseband crashes
FAQ
How do I fix exynos modem 5300 vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is exynos modem 5300 being exploited right now?
None of the tracked exynos modem 5300 CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which exynos modem 5300 CVE should I patch first?
CVE-2026-69068 currently ranks highest (0/100): Insufficient length validation in the GNSS firmware loader may lead to corruption of kernel memory..