SB2025060692 - Multiple vulnerabilities in Google ChromeOS LTS

Description

This security bulletin contains information about 6 vulnerabilities.

1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2025-4664)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Amber

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient policy enforcement in Loader. A remote attacker can trick the victim into visiting a specially crafted website and bypass implemented security restrictions.

Note, the vulnerability is being actively exploited in the wild.

2) Out-of-bounds write (CVE-ID: CVE-2025-5419)

CWE-ID: CWE-787 - Out-of-bounds write

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error in the V8 engine. A remote attacker can trick the victim into visiting a specially crafted website, trigger an out-of-bounds write and execute arbitrary code on the target system.

Note, the vulnerability is being actively exploited in the wild.

3) Resource management error (CVE-ID: CVE-2024-53164)

CWE-ID: CWE-399 - Resource Management Errors

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to resource management error within the choke_drop_by_idx() function in net/sched/sch_choke.c, within the cake_drop() function in net/sched/sch_cake.c. A local user can perform a denial of service (DoS) attack.

4) Resource management error (CVE-ID: CVE-2024-56770)

CWE-ID: CWE-399 - Resource Management Errors

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to resource management error within the tfifo_reset(), tfifo_enqueue(), netem_enqueue() and netem_dequeue() functions in net/sched/sch_netem.c. A local user can perform a denial of service (DoS) attack.

5) Resource management error (CVE-ID: CVE-2024-53125)

CWE-ID: CWE-399 - Resource Management Errors

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to resource management error within the find_equal_scalars() function in kernel/bpf/verifier.c. A local user can perform a denial of service (DoS) attack.

6) Use-after-free (CVE-ID: CVE-2023-52926)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:U/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the io_rw_init_file() function in io_uring/rw.c. A local user can escalate privileges on the system.

Remediation

Install update from vendor's website.

References

• https://chromereleases.googleblog.com/2025/06/long-term-support-channel-update-for.html