PT-2026-49610

On Xtensa targets with CONFIG USERSPACE and CONFIG XTENSA MMU, the page-table code arch/xtensa/core/ptables.c maintains a global list, xtensa domain list, of active memory domains using a list node embedded inside the caller-owned struct k mem domain. When a domain is destroyed via k mem domain...

PT-2026-49712

Name of the Vulnerable Software and Affected Versions Zephyr versions 1.14 through 4.4.0 Description A use-after-free issue exists in the native IPv4 stack within the icmpv4 handle echo request function in subsys/net/ip/icmpv4.c. The function creates an echo-reply packet and passes it to net try...

PT-2026-49679

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists in the software, which could lead to unexpected behavior or crashe...

CVE-2026-12300: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

CVE-2026-12307: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12308: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12310: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12312: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12314: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12298: Out-of-bounds Read

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12301: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

PT-2026-49709

In Zephyr's IPv4 IGMP implementation, igmp send in subsys/net/ip/igmp.c read the network interface back out of the packet via net pkt ifacepkt after the packet had been handed to net send data. On the successful-send path the packet's last reference may already have been released by the L2 driver...

PT-2026-49659

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Firefox ESR versions prior to 115.37 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists in the software, which could...

Mozilla Firefox ESR < 140.12

The version of Firefox ESR installed on the remote Windows host is prior to 140.12. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-58 advisory. - Memory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some o...

CVE-2026-12305: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

PT-2026-49699

Name of the Vulnerable Software and Affected Versions Firefox ESR versions prior to 140.12 Firefox ESR versions prior to 115.37 Thunderbird versions prior to 140.12 Description Incorrect boundary conditions exist within the Internationalization component. Recommendations Update to version 140.12...

CVE-2026-12329: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird ESR 140.12. This vulnerability was fixed in Firefox ESR 140.12 and Thunderbird 140.12...

CVE-2026-12309: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

PT-2026-49698

Name of the Vulnerable Software and Affected Versions Thunderbird versions prior to 140.12 Firefox ESR versions prior to 140.12 Description A memory safety bug exists in the software, which could lead to instability or unexpected behavior when handling memory operations. Recommendations Update to...

PT-2026-49674

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Firefox ESR versions prior to 140.12 Thunderbird versions prior to 152 Thunderbird versions prior to 140.12 Description A memory safety bug exists in the software, which could lead to unexpected behavior or crashe...