SB2025041534 - SUSE update for the Linux Kernel (Live Patch 52 for SLE 15 SP3)

Description

This security bulletin contains information about 3 vulnerabilities.

1) Integer underflow (CVE-ID: CVE-2022-49563)

CWE-ID: CWE-191 - Integer underflow

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

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to integer underflow within the qat_rsa_enc() and qat_rsa_dec() functions in drivers/crypto/qat/qat_common/qat_asym_algs.c. A local user can execute arbitrary code.

2) Integer underflow (CVE-ID: CVE-2022-49564)

CWE-ID: CWE-191 - Integer underflow

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

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to integer underflow within the qat_dh_compute_value() function in drivers/crypto/qat/qat_common/qat_asym_algs.c. A local user can execute arbitrary code.

3) Use-after-free (CVE-ID: CVE-2024-56600)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/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 htons() function in net/ipv6/af_inet6.c. A local user can escalate privileges on the system.

Remediation

Install update from vendor's website.

References

• https://www.suse.com/support/update/announcement/2025/suse-su-20251275-1/