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openSUSE Leap · Security advisory · July 7, 2026
openSUSE Leap · Security advisory · July 7, 2026OPENSUSE-SU-2026:21254-1: go1.26-openssl security update
OPENSUSE-SU-2026:21254-1, released July 7, 2026, fixes 24 CVEs in go1.26-openssl (version 1.26.4-160000.1.1). None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
24
2 rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0088
59th percentile
Priority of the 24 CVEs
Patch now 0
Urgent 2
High 19
Routine 3
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| go1.26-openssl | opensuse-leap 16.0 | 1.26.4-160000.1.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2026-27140 | Code execution vulnerability in SWIG code generation in cmd/go | 9.8 | 0.0067 | None reported |
| Urgent | CVE-2026-27143 | Missing bound checks can lead to memory corruption in safe Go in cmd/compile | 9.8 | 0.0055 | None reported |
| High | CVE-2026-33811 | Crash when handling long CNAME response in net | 8.8 | 0.0088 | None reported |
| High | CVE-2026-33814 | Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net | 7.5 | 0.0084 | None reported |
| High | CVE-2026-42499 | Quadratic string concatenation in consumePhrase in net/mail | 8.8 | 0.0080 | None reported |
| High | CVE-2026-39820 | Quadratic string concatentation in consumeComment in net/mail | 8.8 | 0.0078 | None reported |
| High | CVE-2026-39836 | Panic in Dial and LookupPort when handling NUL byte on Windows in net | 7.5 | 0.0063 | None reported |
| High | CVE-2026-32283 | Unauthenticated TLS 1.3 KeyUpdate record can cause persistent connection retention and DoS in crypto/tls | 9.1 | 0.0063 | None reported |
| High | CVE-2026-32280 | Unexpected work during chain building in crypto/x509 | 9.1 | 0.0063 | None reported |
| High | CVE-2026-27145 | Inefficient candidate hostname parsing in crypto/x509 | 8.2 | 0.0059 | None reported |
| High | CVE-2026-42504 | Quadratic complexity in WordDecoder.DecodeHeader in mime | 8.8 | 0.0056 | None reported |
| High | CVE-2026-39825 | ReverseProxy forwards queries with more than urlmaxqueryparams parameters in net/http/httputil | 7.5 | 0.0039 | None reported |
| High | CVE-2026-39826 | Escaper bypass leads to XSS in html/template | 7.5 | 0.0037 | None reported |
| High | CVE-2026-32281 | Inefficient policy validation in crypto/x509 | 9.1 | 0.0036 | None reported |
| High | CVE-2026-33810 | Case-sensitive excludedSubtrees name constraints cause Auth Bypass in crypto/x509 | 9.1 | 0.0035 | None reported |
| High | CVE-2026-39823 | Bypass of meta content URL escaping causes XSS in html/template | 7.5 | 0.0031 | None reported |
| High | CVE-2026-32282 | TOCTOU permits root escape on Linux via Root.Chmod in os in internal/syscall/unix | 9.1 | 0.0030 | None reported |
| High | CVE-2026-27144 | Miscompilation allows memory corruption via CONVNOP-wrapped array copy in cmd/compile | 9.0 | 0.0027 | None reported |
| High | CVE-2026-42501 | Malicious module proxy can bypass checksum database in cmd/go | 7.5 | 0.0023 | None reported |
| High | CVE-2026-39819 | Invoking "go bug" follows symlinks in predictable temporary filenames in cmd/go | 7.5 | 0.0018 | None reported |
| High | CVE-2026-39817 | Invoking "go tool pack" does not sanitize output paths in cmd/go | 7.5 | 0.0017 | None reported |
| Routine | CVE-2026-42507 | Arbitrary inputs are included in errors without any escaping in net/textproto | 5.3 | 0.0037 | None reported |
| Routine | CVE-2026-32289 | JsBraceDepth Context Tracking Bugs (XSS) in html/template | 6.1 | 0.0030 | None reported |
| Routine | CVE-2026-32288 | Unbounded allocation for old GNU sparse in archive/tar | 5.5 | 0.0030 | None reported |
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