openSUSE Security Update: Security update for go1.15
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Announcement ID: openSUSE-SU-2020:2139-1
Rating: moderate
References: #1175132 #1178750 #1178752 #1178753
Cross-References: CVE-2020-28362 CVE-2020-28366 CVE-2020-28367

Affected Products:
openSUSE Leap 15.2
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An update that solves three vulnerabilities and has one
errata is now available.

Description:

This update for go1.15 fixes the following issues:

– go1.15.5 (released 2020-11-12) includes security fixes to the cmd/go and
math/big packages.
* go#42553 math/big: panic during recursive division of very large
numbers (bsc#1178750 CVE-2020-28362)
* go#42560 cmd/go: arbitrary code can be injected into cgo generated
files (bsc#1178752 CVE-2020-28367)
* go#42557 cmd/go: improper validation of cgo flags can lead to remote
code execution at build time (bsc#1178753 CVE-2020-28366)
* go#42169 cmd/compile, runtime, reflect: pointers to go:notinheap types
must be stored indirectly in interfaces
* go#42151 cmd/cgo: opaque struct pointers are broken since Go 1.15.3
* go#42138 time: Location interprets wrong timezone (DST) with slim
zoneinfo
* go#42113 x/net/http2: the first write error on a connection will cause
all subsequent write requests to fail blindly
* go#41914 net/http: request.Clone doesn’t deep copy TransferEncoding
* go#41704 runtime: macOS syscall.Exec can get SIGILL due to preemption
signal
* go#41463 compress/flate: deflatefast produces corrupted output
* go#41387 x/net/http2: connection-level flow control not returned if
stream errors, causes server hang
* go#40974 cmd/link: sectionForAddress(0xA9D67F) address not in any
section file

Patch Instructions:

To install this openSUSE 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:

– openSUSE Leap 15.2:

zypper in -t patch openSUSE-2020-2139=1

Package List:

– openSUSE Leap 15.2 (x86_64):

go1.15-1.15.5-lp152.2.1
go1.15-doc-1.15.5-lp152.2.1
go1.15-race-1.15.5-lp152.2.1

References:

https://www.suse.com/security/cve/CVE-2020-28362.html
https://www.suse.com/security/cve/CVE-2020-28366.html
https://www.suse.com/security/cve/CVE-2020-28367.html
https://bugzilla.suse.com/1175132
https://bugzilla.suse.com/1178750
https://bugzilla.suse.com/1178752
https://bugzilla.suse.com/1178753
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