Disclosure of uninitialized memory when .toUpperCase() causes string to get longer
28Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 9.8epss 0.5%
probabilidade de exploração
0.5%top 60% das CVEs
exploração observada
nãonenhuma fonte reporta
When String.toUpperCase() caused a string to get longer it was possible for uninitialized memory to be incorporated into the result string. This vulnerability was fixed in Firefox 136 and Thunderbird 136.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H