CVE-2026-54634

A flaw was found in Hamlib, a library for controlling ham radio equipment. A remote, unauthenticated attacker could exploit a vulnerability in the rigctld sendraw command. This flaw involves writing data beyond the intended memory boundary stack out-of-bounds write, which could cause the daemon t...

Linux Distros Unpatched Vulnerability : CVE-2026-54634

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches...

DEBIAN-CVE-2026-54634

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches rigctlsendraw in tests/rigctlparse.c, which writes a NUL byte at bufbuflen + 1 outside its 200-byte stack buffer, and rigsendraw in...

CVE-2026-54634

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches rigctlsendraw in tests/rigctlparse.c, which writes a NUL byte at bufbuflen + 1 outside its 200-byte stack buffer, and rigsendraw in...

CVE-2026-54634

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches rigctlsendraw in tests/rigctlparse.c, which writes a NUL byte at bufbuflen + 1 outside its 200-byte stack buffer, and rigsendraw in...

CVE-2026-54634

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches rigctlsendraw in tests/rigctlparse.c, which writes a NUL byte at bufbuflen + 1 outside its 200-byte stack buffer, and rigsendraw in...

CVE-2026-54634

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2 , the unauthenticated rigctld send_raw command on TCP port 4532 contains two flaws: a stack out-of-bounds write in rigctl_send_raw() (writes a NUL byte past its 200-byte stack buffer) and an uninitialized m...

EUVD-2026-82573

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches rigctlsendraw in tests/rigctlparse.c, which writes a NUL byte at bufbuflen + 1 outside its 200-byte stack buffer, and rigsendraw in...

CVE-2026-54634 Hamlib: rigctld `send_raw` Stack Out-of-Bounds Write and Uninitialized Memory Disclosure

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches rigctlsendraw in tests/rigctlparse.c, which writes a NUL byte at bufbuflen + 1 outside its 200-byte stack buffer, and rigsendraw in...

CVE-2026-54634 Hamlib: rigctld `send_raw` Stack Out-of-Bounds Write and Uninitialized Memory Disclosure

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches rigctlsendraw in tests/rigctlparse.c, which writes a NUL byte at bufbuflen + 1 outside its 200-byte stack buffer, and rigsendraw in...

CVE-2026-54634: Out-of-bounds Write

Hamlib is a ham radio control library for radios, rotators, and amplifiers. Prior to 4.7.2, the unauthenticated rigctld sendraw command on TCP port 4532 reaches rigctlsendraw in tests/rigctlparse.c, which writes a NUL byte at bufbuflen + 1 outside its 200-byte stack buffer, and rigsendraw in...

OPENSUSE-SU-2026:21155-1 Security update for hamlib

This update for hamlib fixes the following issues: Changes in hamlib: - Update to 4.7.2: Fix IC-7600/IC-7610 clock commands Icom: Add CWR to modes eligible for DSP filtering Kenwood: New model Hamgeek uSGX Various fixes for Skywatcher, DX-SR8, FT-710, FTX-1, IC-705, X6100 rigctld: Fix sendraw sta...

Security update for hamlib (important)

openSUSE Security Update: Security update for hamlib Announcement ID: openSUSE-SU-2026:0212-1 Rating: important References: 1268628 1268629 Cross-References: CVE-2026-54634 Affected Products: openSUSE Backports SLE-15-SP7 An update that solves one vulnerability and has one errata is now available...