VulnerabilityDeferred
CVE-2026-48829
In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character.
HIGH 7.5EPSS 0.46%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character. This occurs in lib/digest-md5/getsubopt.c.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.46% probability · 38th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Source
- cve@mitre.org
References
- https://codeberg.org/gsasl/gsasl/commit/da9b5ae2962b014879e4a406c3b38f25aa70e97a
- https://lists.debian.org/debian-security-announce/2026/msg00182.html
- https://lists.gnu.org/archive/html/help-gsasl/2026-05/msg00000.html
- https://lists.gnu.org/archive/html/help-gsasl/2026-05/msg00002.html
- https://lists.debian.org/debian-lts-announce/2026/06/msg00007.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.