valkey-io valkey Blocked-on-keys blocked.c handleClientsBlockedOnKey use after free
28Vexday Risk Score
Sem sinal de exploração. Ela tem prova de conceito pública.
ssvc Attendcvss 2.1epss 0.4%
probabilidade de exploração
0.4%top 70% das CVEs
exploração observada
nãonenhuma fonte reporta
1 exploit(s) público(s)
A security flaw has been discovered in valkey-io valkey 9.1.0. The affected element is the function handleClientsBlockedOnKey of the file src/blocked.c of the component Blocked-on-keys Subsystem. The manipulation results in use after free. The attack may be performed from remote. A high complexity level is associated with this attack. The exploitability is described as difficult. The exploit has been released to the public and may be used for attacks. The patch is identified as b2fb0e13f5b4c8c2fb63dcfc2c37a067a0d6d20b. Applying a patch is advised to resolve this issue.
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Produtos afetados
valkey-io · valkeyPoCs públicas encontradas — 1
cve_referencegithub.com/user-attachments/files/30111628/PoC.zipnão verificado⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
Referências
https://github.com/user-attachments/files/30111628/PoC.ziphttps://github.com/valkey-io/valkey/https://github.com/valkey-io/valkey/commit/b2fb0e13f5b4c8c2fb63dcfc2c37a067a0d6d20bhttps://github.com/valkey-io/valkey/issues/4198https://github.com/valkey-io/valkey/pull/4212https://vuldb.com/cve/CVE-2026-82631https://vuldb.com/submit/893793https://vuldb.com/vuln/397129https://vuldb.com/vuln/397129/cti