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A nim security update has been released for SUSE Linux Enterprise 15 SP2.

openSUSE-SU-2021:0628-1: moderate: Security update for nim

openSUSE Security Update: Security update for nim

Announcement ID: openSUSE-SU-2021:0628-1
Rating: moderate
References: #1185083 #1185084 #1185085
Cross-References: CVE-2021-21372 CVE-2021-21373 CVE-2021-21374

CVSS scores:
CVE-2021-21374 (NVD) : 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:
openSUSE Backports SLE-15-SP2

An update that fixes three vulnerabilities is now available.


This update for nim fixes the following issues:

num was updated to version 1.2.12:

* Fixed GC crash resulting from inlining of the memory allocation procs
* Fixed ???incorrect raises effect for $(NimNode)??? (#17454)

From version 1.2.10:

* Fixed ???JS backend doesn???t handle float->int type conversion ???
* Fixed ???The ???try except??? not work when the ???OSError: Too many
open files??? error occurs!??? (#15925)
* Fixed ???Nim emits #line 0 C preprocessor directives with
???debugger:native, with ICE in gcc-10??? (#15942)
* Fixed ???tfuturevar fails when activated??? (#9695)
* Fixed ???nre.escapeRe is not gcsafe??? (#16103)
* Fixed ??????Error: internal error: genRecordFieldAux??? - in the
???version-1-4??? branch??? (#16069)
* Fixed ???-d:fulldebug switch does not compile with gc:arc??? (#16214)
* Fixed ???osLastError may randomly raise defect and crash??? (#16359)
* Fixed ???generic importc proc???s don???t work (breaking lots
of vmops procs for js)??? (#16428)
* Fixed ???Concept: codegen ignores parameter passing??? (#16897)
* Fixed ???{.push exportc.} interacts with anonymous functions??? (#16967)
* Fixed ???memory allocation during {.global.} init breaks GC??? (#17085)
* Fixed "Nimble arbitrary code execution for specially crafted package
+ (boo#1185083, CVE-2021-21372)
* Fixed "Nimble falls back to insecure http url when fetching packages"
+ (boo#1185084, CVE-2021-21373)
* Fixed "Nimble fails to validate certificates due to insecure httpClient
+ (boo#1185085, CVE-2021-21374)

from version 1.2.8

* Fixed ???Defer and ???gc:arc??? (#15071)
* Fixed ???Issue with ???gc:arc at compile time??? (#15129)
* Fixed ???Nil check on each field fails in generic function??? (#15101)
* Fixed ???[strscans] scanf doesn???t match a single character with $+ if
it???s the end of the string??? (#15064)
* Fixed ???Crash and incorrect return values when using
readPasswordFromStdin on Windows.??? (#15207)
* Fixed ???Inconsistent unsigned -> signed RangeDefect usage across
integer sizes??? (#15210)
* Fixed ???toHex results in RangeDefect exception when used with large
uint64??? (#15257)
* Fixed ???Mixing ???return??? with expressions is allowed in 1.2???
* Fixed ???proc execCmdEx doesn???t work with -d:useWinAnsi??? (#14203)
* Fixed ???memory corruption in tmarshall.nim??? (#9754)
* Fixed ???Wrong number of variables??? (#15360)
* Fixed ???defer doesnt work with block, break and await??? (#15243)
* Fixed ???Sizeof of case object is incorrect. Showstopper??? (#15516)
* Fixed ???Mixing ???return??? with expressions is allowed in 1.2???
* Fixed ???regression(1.0.2 => 1.0.4) VM register messed up depending on
unrelated context??? (#15704)

from version 1.2.6

* Fixed ???The pegs module doesn???t work with generics!??? (#14718)
* Fixed ???[goto exceptions] {.noReturn.} pragma is not detected in a case
expression??? (#14458)
* Fixed ???[exceptions:goto] C compiler error with dynlib pragma calling a
proc??? (#14240)
* Fixed ???Nim source archive install: ??? fails with error:
cp: cannot stat ???bin/nim-gdb???: No such file or directory??? (#14748)
* Fixed ???Stropped identifiers don???t work as field names in tuple
literals??? (#14911)
* Fixed ???uri.decodeUrl crashes on incorrectly formatted input??? (#14082)
* Fixed ???odbcsql module has some wrong integer types??? (#9771)
* Fixed ???[ARC] Compiler crash declaring a finalizer proc directly in
???new?????? (#15044)
* Fixed ???code with named arguments in proc of winim/com can not been
compiled??? (#15056)
* Fixed ???javascript backend produces javascript code with syntax error
in object syntax??? (#14534)
* Fixed ???[ARC] SIGSEGV when calling a closure as a tuple field in a
seq??? (#15038)
* Fixed ???Compiler crashes when using string as object variant selector
with else branch??? (#14189)
* Fixed ???Constructing a uint64 range on a 32-bit machine leads to
incorrect codegen??? (#14616)

Update to version 1.2.2:

* See for details

Update to version 1.0.2:

* See for details

This update was imported from the openSUSE:Leap:15.2:Update update project.

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 Backports SLE-15-SP2:

zypper in -t patch openSUSE-2021-628=1

Package List:

- openSUSE Backports SLE-15-SP2 (aarch64 x86_64):