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SUSE Linux 15-SP4: 2022:0901-1 Important: frr Buffer Overflows

suse
Calendar Grey March 18, 2022
Dist Suse Esm H88
SUSE Security Notification addresses multiple security flaws in frr. Key patch information and guidance offered for system administrators.
An update that solves 5 vulnerabilities and has one errata is now available

Summary

This update for frr fixes the following issues: - CVE-2022-26125, CVE-2022-26126: Fixed buffer overflows in unpack_tlv_router_cap() (bsc#1196505, bsc#1196506). - CVE-2022-26127: Fixed heap buffer overflow in babel_packet_examin() (bsc#1196503). - CVE-2022-26128: Fixed buffer overflows in babel_packet_examin() (bsc#1196507). - CVE-2022-26129: Fixed buffer overflows in parse_hello_subtlv(), parse_ihu_subtlv() and parse_update_subtlv() (bsc#1196504). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for Server Applications 15-SP4:

Topics%20covered

Topics Covered

security advisory security update buffer overflow important SUSE Linux Enterprise patch instructions frr

References

#1180217 #1196503 #1196504 #1196505 #1196506

#1196507

Cross- CVE-2022-26125 CVE-2022-26126 CVE-2022-26127

CVE-2022-26128 CVE-2022-26129

CVSS scores:

CVE-2022-26125 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2022-26125 (SUSE): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-26126 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2022-26126 (SUSE): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

CVE-2022-26127 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2022-26127 (SUSE): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2022-26128 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVE-2022-26128 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2022:0901-1
Rating: important

Topics%20covered

Topics Covered

security advisory security update buffer overflow important SUSE Linux Enterprise patch instructions frr

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