CVE-2026-56788Medium· 4.4▾ TwilightPoC availableRTKLIB through 2.4.3 contains an out-of-bounds read vulnerability in getcodepri function when processing unrecognized RINEX observation codes, allowing attackers to trigger denial of service. Crafted RINEX files with unknown observation …
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 24.2 · likelihood 0 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.2%
RTKLIB through 2.4.3 contains an out-of-bounds read vulnerability in getcodepri function when processing unrecognized RINEX observation codes, allowing attackers to trigger denial of service. Crafted RINEX files with unknown observation types cause negative array indexing into the codepris table, resulting in reliable crashes and potential memory disclosure of adjacent global data.
RTKLIB <= 2.4.3Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-56786Critical· 9.8RTKLIB 2.4.3 - Out-of-bounds Write in decode_type1033 via Crafted RTCM3 Message
CVE-2026-56787Medium· 6.5RTKLIB 2.4.3 - Off-by-One Out-of-Bounds Read in decode_ssr3 via RTCM3 SSR Message
CVE-2026-56789Medium· 6.5RTKLIB 2.4.3 - Heap Buffer Overflow and Stack Read via Oversized RINEX Epoch Satellite Count
CVE-2023-7340Low· 3.5Wazuh authd service (os_auth) Heap-based Buffer Overflow
CVE-2024-49113High· 7.5Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability
CVE-2024-58397Medium· 6.1MP4v2 through 2.1.3 Heap Out-of-Bounds Read via MP4File::GetChapters