CVE-2026-54228

A time-of-check time-of-use TOCTOU race condition was found in the abrt-dbus D-Bus service's SetElement method. Between dump directory creation and post-create event execution, any local user can call SetElement to write arbitrary text files into the root-owned dump directory, bypassing package...

CVE-2026-54231

A content injection vulnerability was found in the ABRT post-create event handler scripts in libreport. The event script queries the systemd journal for log entries matching the crashed process and writes the results to files in the dump directory without sanitizing embedded control characters. A...

CVE-2026-54229

A race condition was found in the abrt-dbus D-Bus service's ChownProblemDir method. ChownProblemDir opens the dump directory with DDOPENREADONLY and calls ddchown to change ownership of all files to the caller's uid, succeeding even while post-create event handlers hold a write lock. This allows ...

CVE-2026-54231

CVE-2026-54231 affects ABRT’s post-create event handler scripts in libreport. The event script reads journal entries for the crashed process and writes results to files in the dump directory without sanitizing embedded control characters. A local user can inject arbitrary content into the journal...

CVE-2026-54229 Abrt: chownproblemdir succeeds during active post-create event processing due to inadequate locking

A race condition was found in the abrt-dbus D-Bus service's ChownProblemDir method. ChownProblemDir opens the dump directory with DDOPENREADONLY and calls ddchown to change ownership of all files to the caller's uid, succeeding even while post-create event handlers hold a write lock. This allows ...

EUVD-2026-36638

A race condition was found in the abrt-dbus D-Bus service's ChownProblemDir method. ChownProblemDir opens the dump directory with DDOPENREADONLY and calls ddchown to change ownership of all files to the caller's uid, succeeding even while post-create event handlers hold a write lock. This allows ...

CVE-2026-54228 Abrt: toctou race condition in abrt-dbus setelement allows arbitrary file writes to dump directories

A time-of-check time-of-use TOCTOU race condition was found in the abrt-dbus D-Bus service's SetElement method. Between dump directory creation and post-create event execution, any local user can call SetElement to write arbitrary text files into the root-owned dump directory, bypassing package...

EUVD-2026-36637

A time-of-check time-of-use TOCTOU race condition was found in the abrt-dbus D-Bus service's SetElement method. Between dump directory creation and post-create event execution, any local user can call SetElement to write arbitrary text files into the root-owned dump directory, bypassing package...

USN-5122-2 apport vulnerability

USN-5122-1 fixed a vulnerability in Apport. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Apport could be tricked into writing core files as root into arbitrary directories in certain scenarios. A local...

abrt: incorrect permissions on /var/spool/abrt

It was discovered that the kernel-invoked coredump processor provided by ABRT did not handle symbolic links correctly when writing core dumps of ABRT programs to the ABRT dump directory /var/spool/abrt. A local attacker with write access to an ABRT problem directory could use this flaw to escalat...