CVE-2026-90698
CVE-2026-90698 · memcached mcmc Tokenizer proto_text.c try_read_command_asciiauth out-of-bounds
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
A security flaw has been discovered in memcached 1.6.41/1.6.42/1.6.43. This vulnerability affects the function try_read_command_asciiauth of the file proto_text.c of the component mcmc Tokenizer. The manipulation results in out-of-bounds read. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 1.6.44 is able to resolve this issue. The patch is identified as af05c9302bba508b736c3da1d5670f63fe8b7db4. You should upgrade the affected component.
CVSS 6.9 · Moyenne · EPSS 0,9% · Correctif disponible
- Publication
- Mise à jour
Pile logicielle: system · database
Produits et versions concernés
memcached
- Versions du logiciel
- 1.6.41: Concernée
- 1.6.42: Concernée
- 1.6.43: Concernée
- 1.6.44: Non concernée
Mettez à jour vers 1.6.44
memcached Debian:13
- Versions du logiciel
- 1.6.38-1
- 1.6.39-1
- 1.6.39-2
- 1.6.40-1
- 1.6.41-1
- 1.6.41-2
- 1.6.42-1
- 1.6.45-1
- Plages de versions concernées
- ECOSYSTEM: (−∞, +∞)
Aucun correctif publié
memcached Debian:14
- Versions du logiciel
- 1.6.38-1
- 1.6.39-1
- 1.6.39-2
- 1.6.40-1
- 1.6.41-1
- 1.6.41-2
- 1.6.42-1
- Plages de versions concernées
- ECOSYSTEM: < 1.6.45-1
Mettez à jour vers 1.6.45-1
memcached Ubuntu:22.04:LTS
- Versions du logiciel
- 1.6.9+dfsg-1build1
- 1.6.12+dfsg-2ubuntu1
- 1.6.12+dfsg-3
- 1.6.12+dfsg-4
- 1.6.13-1
- 1.6.14-1
- 1.6.14-1ubuntu0.1
- 1.6.14-1ubuntu0.2
- Plages de versions concernées
- ECOSYSTEM: < 1.6.14-1ubuntu0.3
Mettez à jour vers 1.6.14-1ubuntu0.3
memcached Ubuntu:24.04:LTS
- Versions du logiciel
- 1.6.21-1
- 1.6.22-1
- 1.6.23-1
- 1.6.24-1build1
- 1.6.24-1build3
- 1.6.24-1ubuntu0.1
- 1.6.24-1ubuntu0.2
- Plages de versions concernées
- ECOSYSTEM: < 1.6.24-1ubuntu0.3
Mettez à jour vers 1.6.24-1ubuntu0.3
memcached Ubuntu:26.04:LTS
- Versions du logiciel
- 1.6.38-1build1
- 1.6.39-2
- 1.6.40-1
- 1.6.40-1ubuntu0.1
- 1.6.40-1ubuntu0.2
- Plages de versions concernées
- ECOSYSTEM: < 1.6.40-1ubuntu0.3
Mettez à jour vers 1.6.40-1ubuntu0.3
Sources originales
- https://vuldb.com/vuln/403231
- https://vuldb.com/vuln/403231/cti
- https://vuldb.com/cve/CVE-2026-90698
- https://vuldb.com/submit/916217
- https://vuldb.com/submit/916219
- https://protectiv.ph/research/memcached-asciiauth-empty-line-dos
- https://github.com/memcached/memcached/commit/af05c9302bba508b736c3da1d5670f63fe8b7db4
- https://github.com/memcached/memcached/releases/tag/1.6.44
- https://github.com/memcached/memcached/
- https://nvd.nist.gov/vuln/detail/CVE-2026-90698