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openSUSE:Leap:15.6:Update
buildah.33005
0002-CVE-2024-1753-container-escape-fix.patch
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File 0002-CVE-2024-1753-container-escape-fix.patch of Package buildah.33005
From d370c199db7b5a5ba7f67f981748b973c78bc22f Mon Sep 17 00:00:00 2001 From: Tom Sweeney <tsweeney@redhat.com> Date: Tue, 19 Mar 2024 13:35:33 +0100 Subject: [PATCH 2/2] CVE-2024-1753 container escape fix MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Addresses CVE-2024-1753 which allowed a user to write files to the `/` directory of the host machine if selinux was not enabled. Backported from 4304d618f32783a52b2da1cf953dddbb6dc9c3fe Signed-off-by: tomsweeneyredhat <tsweeney@redhat.com> Signed-off-by: Dan Čermák <dcermak@suse.com> --- internal/parse/parse.go | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/internal/parse/parse.go b/internal/parse/parse.go index 832b2b9ab..3c2f241ed 100644 --- a/internal/parse/parse.go +++ b/internal/parse/parse.go @@ -8,6 +8,7 @@ import ( "strconv" "strings" + "github.com/containers/buildah/copier" "github.com/containers/buildah/internal" internalUtil "github.com/containers/buildah/internal/util" "github.com/containers/common/pkg/parse" @@ -151,7 +152,11 @@ func GetBindMount(ctx *types.SystemContext, args []string, contextDir string, st // buildkit parity: support absolute path for sources from current build context if contextDir != "" { // path should be /contextDir/specified path - newMount.Source = filepath.Join(contextDir, filepath.Clean(string(filepath.Separator)+newMount.Source)) + evaluated, err := copier.Eval(contextDir, newMount.Source, copier.EvalOptions{}) + if err != nil { + return newMount, "", err + } + newMount.Source = evaluated } else { // looks like its coming from `build run --mount=type=bind` allow using absolute path // error out if no source is set -- 2.44.0
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