Red Hat Security AdvisoryRHSA-2022:0632
unbound security update
Released 2022-02-22 · Red Hat rating Moderate · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux AppStream EUS (v. 8.2) python3-unbound-1.7.3-12.el8_2, unbound-1.7.3-12.el8_2, unbound-devel-1.7.3-12.el8_2 +1
Fixes 11 records
Priority MEDIUM 54
Unbound before 1.9.5 allows an integer overflow in a size calculation in dnscrypt/dnscrypt.c.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.02815 · Published 2021-04-27 · Partial fix CWE-190
Priority MEDIUM 47
Unbound before 1.9.5 allows an out-of-bounds write via a compressed name in rdata_copy.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.02881 · Published 2021-04-27 · Partial fix CWE-787
Priority MEDIUM 47
Unbound before 1.9.5 allows an integer overflow in a size calculation in respip/respip.c.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.02881 · Published 2021-04-27 · Partial fix CWE-190
Priority MEDIUM 47
Unbound before 1.9.5 allows an out-of-bounds write in sldns_bget_token_par.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.02881 · Published 2021-04-27 · Partial fix CWE-787
Priority MEDIUM 47
Unbound before 1.9.5 allows an integer overflow in sldns_str2wire_dname_buf_origin, leading to an out-of-bounds write.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.02881 · Published 2021-04-27 · Partial fix CWE-190
Priority MEDIUM 47
Unbound before 1.9.5 allows an integer overflow in the regional allocator via regional_alloc.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.02881 · Published 2021-04-27 · Partial fix CWE-190
Priority MEDIUM 43
Unbound before 1.9.5 allows an assertion failure and denial of service in dname_pkt_copy via an invalid packet.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.02155 · Published 2021-04-27 · Partial fix CWE-617
Priority LOW 37
Unbound before 1.9.5 allows an assertion failure via a compressed name in dname_pkt_copy.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.02155 · Published 2021-04-27 · Partial fix CWE-617
Priority LOW 37
Unbound before 1.9.5 allows an infinite loop via a compressed name in dname_pkt_copy.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.0207 · Published 2021-04-27 · Partial fix CWE-835
Priority LOW 37
Unbound before 1.9.5 allows an assertion failure and denial of service in synth_cname.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.0207 · Published 2021-04-27 · Partial fix CWE-617
Priority LOW 25
NLnet Labs Unbound, up to and including version 1.12.0, and NLnet Labs NSD, up to and including version 4.3.3, contain a local vulnerability that would allow for a local symlink attack.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00494 · Published 2020-12-07 · Partial fix CWE-59