CVE-2026-24857

Published: 01/28/2026 22:15:56
`bulk_extractor` is a digital forensics exploitation tool. Starting in version 1.4, `bulk_extractor`’s embedded unrar code has a heap‑buffer‑overflow in the RAR PPM LZ decoding path. A crafted RAR inside a disk image causes an out‑of‑bounds write in `Unpack::CopyString`, leading to a crash under ASAN (and likely a crash or memory corruption in production builds). There's potential for using this for RCE. As of time of publication, no known patches are available.
Unknown
CVSS v2:

Status

DocFilters Release Package State Justification Comment
0.0.0.1 unrar (5.9.1) Needs Triage
25.4 unrar (5.9.1) Needs Triage
25.3 unrar (5.9.1) Needs Triage
25.2 unrar (5.9.1) Needs Triage
25.1.1 unrar (5.9.1) Needs Triage
25.1 unrar (5.9.1) Needs Triage
24.4 unrar (5.9.1) Needs Triage
24.4.0 unrar (5.9.1) Needs Triage
24.3 unrar (5.9.1) Needs Triage
24.2.1 unrar (5.9.1) Needs Triage
24.2 unrar (5.9.1) Needs Triage
24.1 unrar (5.9.1) Needs Triage
23.3 unrar (5.9.1) Needs Triage
23.2.1 unrar (5.9.1) Needs Triage
23.2 unrar (5.9.1) Needs Triage
23.1 unrar (5.9.1) Needs Triage
22.4 unrar (5.9.1) Needs Triage
22.3 unrar (5.9.1) Needs Triage
22.2 unrar (5.9.1) Needs Triage
22.1 unrar (5.9.1) Needs Triage
21.11.1 unrar (5.9.1) Needs Triage
21.11 unrar (5.9.1) Needs Triage
21.8.1 unrar (5.9.1) Needs Triage
21.8 unrar (5.9.1) Needs Triage
21.5.1 unrar (5.9.1) Needs Triage
21.5.0 unrar (5.9.1) Needs Triage
21.2.0 unrar (5.9.1) Needs Triage
11.4.20 unrar (5.9.1) Needs Triage
11.4.19.3667 unrar (5.9.1) Needs Triage
11.4.18.3599 unrar (5.9.1) Needs Triage
11.4.17 unrar (5.9.1) Needs Triage
11.4.16.3445 unrar (5.3.9) Needs Triage
11.4.15.3368 unrar (5.3.9) Needs Triage
11.4.14.3263 unrar (5.3.9) Needs Triage
11.4.13.3179 unrar (5.3.9) Needs Triage
11.4.12.3054 unrar (5.3.9) Needs Triage
11.4.11.3040 unrar (5.3.9) Needs Triage
11.4.11.2990 unrar (5.3.9) Needs Triage
11.4.10.2934 unrar (5.3.9) Needs Triage
11.4.9.2878 unrar (5.3.9) Needs Triage
11.4.8.2822 unrar (5.3.9) Needs Triage

Severity score breakdown

References