CVE-2026-48864

high

Description

A flaw was found in libsolv. This heap buffer overflow occurs during the decompression of attacker-controlled compressed data within `.solv` files due to insufficient input validation. An attacker can provide a specially crafted `.solv` file, which, when processed by a vulnerable application, can lead to out-of-bounds memory access. This could result in information disclosure, alteration of program execution, or a denial of service.

References

https://access.redhat.com/security/cve/CVE-2026-48864

https://access.redhat.com/errata/RHSA-2026:74674

https://access.redhat.com/errata/RHSA-2026:74463

https://access.redhat.com/errata/RHSA-2026:74462

https://access.redhat.com/errata/RHSA-2026:74461

https://access.redhat.com/errata/RHSA-2026:74460

https://access.redhat.com/errata/RHSA-2026:74459

https://access.redhat.com/errata/RHSA-2026:74458

https://access.redhat.com/errata/RHSA-2026:73962

https://access.redhat.com/errata/RHSA-2026:73961

https://access.redhat.com/errata/RHSA-2026:73960

https://access.redhat.com/errata/RHSA-2026:73959

https://access.redhat.com/errata/RHSA-2026:73909

https://access.redhat.com/errata/RHSA-2026:72502

https://access.redhat.com/errata/RHSA-2026:72476

https://access.redhat.com/errata/RHSA-2026:72475

https://access.redhat.com/errata/RHSA-2026:72470

https://access.redhat.com/errata/RHSA-2026:72399

https://access.redhat.com/errata/RHSA-2026:72395

https://access.redhat.com/errata/RHSA-2026:72394

https://access.redhat.com/errata/RHSA-2026:65839

https://access.redhat.com/errata/RHSA-2026:60019

https://access.redhat.com/errata/RHSA-2026:59831

https://access.redhat.com/errata/RHSA-2026:58981

https://access.redhat.com/errata/RHSA-2026:57483

https://access.redhat.com/errata/RHSA-2026:57402

https://access.redhat.com/errata/RHSA-2026:56911

https://access.redhat.com/errata/RHSA-2026:56853

https://access.redhat.com/errata/RHSA-2026:56786

https://access.redhat.com/errata/RHSA-2026:53371

https://access.redhat.com/errata/RHSA-2026:50223

https://access.redhat.com/errata/RHSA-2026:49775

https://access.redhat.com/errata/RHSA-2026:48818

https://access.redhat.com/errata/RHSA-2026:48817

https://access.redhat.com/errata/RHSA-2026:48816

https://access.redhat.com/errata/RHSA-2026:48815

https://access.redhat.com/errata/RHSA-2026:48814

https://access.redhat.com/errata/RHSA-2026:48813

https://access.redhat.com/errata/RHSA-2026:48811

https://access.redhat.com/errata/RHSA-2026:46836

https://access.redhat.com/errata/RHSA-2026:44481

https://access.redhat.com/errata/RHSA-2026:39315

https://access.redhat.com/errata/RHSA-2026:36730

https://access.redhat.com/errata/RHSA-2026:28236

https://access.redhat.com/errata/RHSA-2026:21333

Details

Source: Mitre, NVD

Published: 2026-05-26

Updated: 2026-10-02

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00014