SEPTEMBER 17, 2026
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Case File

CVE-2026-82327

MEDIUM · CVSS 5.5 EPSS 0.11% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-28 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A vulnerability exists in libsolv, utilized by RPM-based package managers like dnf and zypper, which can lead to an out-of-bounds memory write when processing corrupted .solv cache files. This flaw may cause the affected tools to crash, resulting in a denial of service, though it does not permit arbitrary code execution. Organizations using these package managers should prioritize addressing this vulnerability to maintain system stability and reliability.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit arbitrary code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-82327
Severity
MEDIUM
CVSS
5.5
EPSS
0.11%

Original NVD Description

A flaw was found in libsolv, a dependency-resolution library used by RPM-based package managers such as dnf and zypper to work with .solv repository cache files. When libsolv rewrites a .solv cache file, it reads directory-id values from the file's compressed filelist data without validating that they fall within the expected range. A corrupted or specially crafted .solv cache file (for example, one left in a torn state after an unclean system shutdown) can cause an out-of-bounds memory write when a tool such as dnf, yum, or zypper next processes it. Successful exploitation is expected to result in a crash of the affected tool (denial of service); it is not expected to allow arbitrary code execution because the out-of-bounds write always stores a fixed, non-attacker-controlled value.