SUSE-SU-2026:24137-1

Security update for busybox

Published Oct 10, 2026 · corrected/updated Oct 15, 2026 · evidence confidence medium

This update for busybox fixes the following issues: - CVE-2026-88830: unit confusion in TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted message (bsc#1282575). - CVE-2026-88831: httpd silently fails open when IP deny rules contain invalid CIDR prefix lengths (bsc#1282550). - CVE-2026-88832: romfs volume ID parsing uses unbounded on attacker-controlled metadata and allows for a heap buffer overflow when crafted filesystem images are processed (bsc#1282576). - CVE-2026-88835: dpkg read_package_field() steps past NUL terminator, causing out-of-bounds read on malformed .deb packages (bsc#1282551). - CVE-2026-88837: httpd misidentifies yescrypt password hashes as plaintext (bsc#1282552). - CVE-2026-88839: passwd/group parser writes heap pointers out of bounds due to stale tokenize() endpoint (bsc#1282568). - CVE-2026-88841: OOB read and silent memory corruption of the status file due to failing to reset the cursor between package stanzas (bsc#1282653).

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

SUSE-SU-2026:24137-1 is a unknown public vulnerability record for this product. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether this product is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: busybox (0 → 1.36.1-159998.1.1). Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: no CVSS/EPSS yet. It is not currently listed in the CISA Known Exploited catalog. Sources contributing to this record: osv. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

Exploitation evidence
Not listed as known exploited in CISA KEV. Not in the CISA KEV catalog.
Patch and remediation
No required-action text is stored yet. Use the vendor or CERT links in Sources for patch availability.
Safe detection guidance
Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

Oct 10, 2026 · OSV.dev
Detected
This update for busybox fixes the following issues: - CVE-2026-88830: unit confusion in TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted message (bsc#1282575). - CVE-2026-88831: httpd silently fails open when IP deny rules contain invalid CIDR prefix lengths (bsc#1282550). - CVE-2026-88832: romfs volume ID parsing uses unbounded
Oct 15, 2026 · OSV.dev
Fix available
busybox fixed in 1.36.1-159998.1.1
Oct 15, 2026 · OSV.dev
Fix available
busybox fixed in 1.36.1-159998.1.1
Oct 15, 2026 · OSV.dev
Updated
This update for busybox fixes the following issues: - CVE-2026-88830: unit confusion in TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted message (bsc#1282575). - CVE-2026-88831: httpd silently fails open when IP deny rules contain invalid CIDR prefix lengths (bsc#1282550). - CVE-2026-88832: romfs volume ID parsing uses unbounded